OSNMAlib Status Log

Type: array of object

Format of the JSON status log generated by OSNMAlib.

 No Additional Items

Each item of this array must be:

root root items
Type: object

root root items metadata
Type: object

General information related to the subframe

root root items metadata GST_subframe
Type: array

Galileo Satellite Time at the start of the reception of the subframe. [WN, ToW]

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items metadata GST_subframe GST_subframe item 0
Type: integer
Item at 2 must be:
root root items metadata GST_subframe GST_subframe item 1
Type: integer

root root items metadata input_module
Type: string

OSNMAlib input module used to receive the navigation data.

root root items metadata OSNMAlib_status
Type: enum (of string)

Status of OSNMAlib as a library regarding the possession of cryptographic material.

Must be one of:

  • "COLD_START"
  • "WARM_START"
  • "HOT_START"
  • "STARTED"
  • "OSNMA_AM"

root root items OSNMA_status
Type: object

Information on the last authenticated status of OSNMA.

 No Additional Properties

root root items OSNMA_status nma_status
Type: object

Indicates the OSNMA status, the Chain in Force, and the Chain and Public Key status. It is null if the receiver has not yet fully started.

root root items OSNMA_status nma_status nmas
Type: enum (of null or string)

OSNMA status. It is updated from KROOT and Tag authentication.

Must be one of:

  • "TEST"
  • "OPERATIONAL"
  • "DONT_USE"
  • null

root root items OSNMA_status nma_status cid
Type: integer or null

ID of the TESLA chain in force.

root root items OSNMA_status nma_status cpks
Type: enum (of null or string)

Chain and public key status.

Must be one of:

  • "NOMINAL"
  • "EOC"
  • "CREV"
  • "NPK"
  • "PKREV"
  • "NMT"
  • "AM"
  • null

root root items OSNMA_status tesla_chain_in_force
Type: object or null

Information about the TESLA Chain currently in use by OSNMA. It may be null during revocation of cryptographic material.

root root items OSNMA_status tesla_chain_in_force hf
Type: enum (of string)

Must be one of:

  • "SHA_256"
  • "SHA3_224"
  • "SHA3_256"

root root items OSNMA_status tesla_chain_in_force mf
Type: enum (of string)

Must be one of:

  • "HMAC_SHA_256"
  • "CMAC_AES"

root root items OSNMA_status tesla_chain_in_force maclt_sequence
Type: array
No Additional Items

root root items OSNMA_status public_key_in_force
Type: object or null

Information about the Public Key currently used in OSNMA. May be null during revocation of cryptographic material.

root root items OSNMA_status public_key_in_force npkt
Type: enum (of string)

Must be one of:

  • "ECDSA_P256"
  • "ECDSA_P521"
  • "OAM"

root root items OSNMA_material_received
Type: object

OSNMA material (HKROOT and MACK) received from each satellite transmitting OSNMA. The list contains all OSNMA active satellites during the subframe: satellites with a page with the OSNMA bits different than 0.

All properties whose name matches the following regular expression must respect the following conditions

Property name regular expression: ^[0-9]+$
root root items OSNMA_material_received ^[0-9]+$
Type: object

root root items OSNMA_material_received ^[0-9]+$ hkroot_data
Type: object

The nmaheader and dmsheader are null if the pages containing them were not received. Note that these values may not be authenticated.

 No Additional Properties

root root items OSNMA_material_received ^[0-9]+$ hkroot_data nma_header
Type: object or null

First page of the subframe which contains the Navigation Message Authentication (NMA) information.

root root items OSNMA_material_received ^[0-9]+$ hkroot_data nma_header nmas
Type: enum (of string)

OSNMA status

Must be one of:

  • "TEST"
  • "OPERATIONAL"
  • "DONT_USE"

root root items OSNMA_material_received ^[0-9]+$ hkroot_data nma_header cid
Type: integer

ID of the TESLA chain in force

root root items OSNMA_material_received ^[0-9]+$ hkroot_data nma_header cpks
Type: enum (of string)

Chain and public key status

Must be one of:

  • "NOMINAL"
  • "EOC"
  • "CREV"
  • "NPK"
  • "PKREV"
  • "NMT"
  • "AM"

root root items OSNMA_material_received ^[0-9]+$ hkroot_data dsm_header
Type: object or null

Second page of the subframe, which contains the Digital Signature Message (DSM) information.

root root items OSNMA_material_received ^[0-9]+$ hkroot_data dsm_block_pages
Type: array of boolean

Last 13 pages that constitute a block of the Digital Signature Message. True if received, false otherwise.

Must contain a minimum of 13 items

Must contain a maximum of 13 items

No Additional Items

Each item of this array must be:

root root items OSNMA_material_received ^[0-9]+$ hkroot_data dsm_block_pages dsm_block_pages items
Type: boolean

root root items OSNMA_material_received ^[0-9]+$ mack_data
Type: object

OSNMA information received in the MACK section. The TESLA Key and any of the tags may be null if not received.

root root items OSNMA_material_received ^[0-9]+$ mack_data tesla_key
Type: string or null

Received TESLA Key in hex encoding.

root root items OSNMA_material_received ^[0-9]+$ mack_data tags
Type: array

Must contain a maximum of 10 items

No Additional Items

Each item of this array must be:

root root items OSNMA_material_received ^[0-9]+$ mack_data tags tags items
Type: array or null

Each tag is encoded as: [PRN_A, ADKD, COP, FLEX?]. To be updated to an object.

Must contain a minimum of 3 items

Must contain a maximum of 4 items

No Additional Items

Tuple Validation

Item at 1 must be:
root root items OSNMA_material_received ^[0-9]+$ mack_data tags tags items tags items item 0
Type: integer
Item at 2 must be:
root root items OSNMA_material_received ^[0-9]+$ mack_data tags tags items tags items item 1
Type: integer
Item at 3 must be:
root root items OSNMA_material_received ^[0-9]+$ mack_data tags tags items tags items item 2
Type: integer
Item at 4 must be:
root root items OSNMA_material_received ^[0-9]+$ mack_data tags tags items tags items item 3
Type: string

root root items nav_data_received
Type: object

OSNMA relevant navigation data received during this subframe from the tracked satellites. The list contains all satellites for which a page was received during the subframe, even if all OSNMA relevant pages were lost.

All properties whose name matches the following regular expression must respect the following conditions

Property name regular expression: ^[0-9]+$
root root items nav_data_received ^[0-9]+$
Type: object
No Additional Properties

root root items nav_data_received ^[0-9]+$ IOD
Type: null or string

Issue Of Data value of this subframe. It can be extracted from Word Type 1, 2, 3, or 4. If none of those is received, it is null.

root root items nav_data_received ^[0-9]+$ ADKD0
Type: object

Words types for ADKD0 or ADKD12. True if received, False if not.

root root items nav_data_received ^[0-9]+$ ADKD4
Type: object

Word types for ADKD4. True if received, False if not. Word 10 is null if it was not transmitted on the subframe.

root root items nav_data_received ^[0-9]+$ ADKD4 10
Type: boolean or null

root root items verified_OSNMA_material
Type: object

Results of the OSNMA verification process: TESLA Key, MACSeq, Tags, KRoot and Public Key.

root root items verified_OSNMA_material tesla_key
Type: array of object

List of all verified (successfully or not) TESLA Keys on this subframe

 No Additional Items

Each item of this array must be:

root root items verified_OSNMA_material tesla_key tesla_key items
Type: object

root root items verified_OSNMA_material tesla_key tesla_key items value
Type: string

TESLA Key in hex string

root root items verified_OSNMA_material tesla_key tesla_key items reconstructed
Type: boolean

A TESLA Key may be reconstructed from partially received keys.

root root items verified_OSNMA_material tesla_key tesla_key items GST
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material tesla_key tesla_key items GST GST item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material tesla_key tesla_key items GST GST item 1
Type: integer

root root items verified_OSNMA_material macseq
Type: array of object

List of all MACSeq tags verified on this subframe and the FLX tags they validate.

 No Additional Items

Each item of this array must be:

root root items verified_OSNMA_material macseq macseq items
Type: object

root root items verified_OSNMA_material macseq macseq items GST
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material macseq macseq items GST GST item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material macseq macseq items GST GST item 1
Type: integer

root root items verified_OSNMA_material macseq macseq items flex_tags
Type: array of array

Flex tags validated with the MACSeq verification.

Must contain a maximum of 4 items

No Additional Items

Each item of this array must be:

root root items verified_OSNMA_material macseq macseq items flex_tags flex_tags items
Type: array

Each tag is encoded as: [PRN_A, ADKD, COP, FLEX?]. To be updated to an object.

Must contain a minimum of 3 items

Must contain a maximum of 4 items

No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material macseq macseq items flex_tags flex_tags items flex_tags items item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material macseq macseq items flex_tags flex_tags items flex_tags items item 1
Type: integer
Item at 3 must be:
root root items verified_OSNMA_material macseq macseq items flex_tags flex_tags items flex_tags items item 2
Type: integer
Item at 4 must be:
root root items verified_OSNMA_material macseq macseq items flex_tags flex_tags items flex_tags items item 3
Type: string

root root items verified_OSNMA_material tags
Type: array of object

List of all tags verified during this subframe.

 No Additional Items

Each item of this array must be:

root root items verified_OSNMA_material tags tags items
Type: object

root root items verified_OSNMA_material tags tags items GST
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material tags tags items GST GST item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material tags tags items GST GST item 1
Type: integer

root root items verified_OSNMA_material last_kroot
Type: object or null

Last verified KRoot message. It may not contain the Tesla Chain in force during cryptographic material renewal.

root root items verified_OSNMA_material last_kroot nma_header
Type: object

Each field is encoded in a tuple of [raw value, decoded value | null]

 No Additional Properties

root root items verified_OSNMA_material last_kroot nma_header nmas
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot nma_header nmas nmas item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot nma_header nmas nmas item 1
Type: enum (of string)

Must be one of:

  • "TEST"
  • "OPERATIONAL"
  • "DONT_USE"

root root items verified_OSNMA_material last_kroot nma_header cid
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot nma_header cid cid item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot nma_header cid cid item 1
Type: null

root root items verified_OSNMA_material last_kroot nma_header cpks
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot nma_header cpks cpks item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot nma_header cpks cpks item 1
Type: enum (of string)

Must be one of:

  • "NOMINAL"
  • "EOC"
  • "CREV"
  • "NPK"
  • "PKREV"
  • "NMT"
  • "AM"

root root items verified_OSNMA_material last_kroot fields
Type: object

Each field is encoded in a tuple of [raw value, decoded value | null]

 No Additional Properties

root root items verified_OSNMA_material last_kroot fields nb_dk
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields nb_dk nb_dk item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields nb_dk nb_dk item 1
Type: integer

root root items verified_OSNMA_material last_kroot fields pkid
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields pkid pkid item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields pkid pkid item 1
Type: null

root root items verified_OSNMA_material last_kroot fields cidkr
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields cidkr cidkr item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields cidkr cidkr item 1
Type: null

root root items verified_OSNMA_material last_kroot fields reserved1
Type: array

Used to be Number of MACK blocks. It may still show 1 as value.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields reserved1 reserved1 item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields reserved1 reserved1 item 1
Type: null

root root items verified_OSNMA_material last_kroot fields hf
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields hf hf item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields hf hf item 1
Type: enum (of string)

Must be one of:

  • "SHA_256"
  • "SHA3_224"
  • "SHA3_256"

root root items verified_OSNMA_material last_kroot fields mf
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields mf mf item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields mf mf item 1
Type: enum (of string)

Must be one of:

  • "HMAC_SHA_256"
  • "CMAC_AES"

root root items verified_OSNMA_material last_kroot fields ks
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields ks ks item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields ks ks item 1
Type: integer

root root items verified_OSNMA_material last_kroot fields ts
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields ts ts item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields ts ts item 1
Type: integer

root root items verified_OSNMA_material last_kroot fields maclt
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields maclt maclt item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields maclt maclt item 1
Type: null

root root items verified_OSNMA_material last_kroot fields reserved2
Type: array

Used to be TESLA Key offset, with 0 being 30 seconds. It may still show 0.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields reserved2 reserved2 item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields reserved2 reserved2 item 1
Type: null

root root items verified_OSNMA_material last_kroot fields wn_k
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields wn_k wn_k item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields wn_k wn_k item 1
Type: null

root root items verified_OSNMA_material last_kroot fields towh_k
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields towh_k towh_k item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields towh_k towh_k item 1
Type: integer

root root items verified_OSNMA_material last_kroot fields alpha
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields alpha alpha item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields alpha alpha item 1
Type: null

root root items verified_OSNMA_material last_kroot fields kroot
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields kroot kroot item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields kroot kroot item 1
Type: null

root root items verified_OSNMA_material last_kroot fields ds
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields ds ds item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields ds ds item 1
Type: null

root root items verified_OSNMA_material last_kroot fields p_dk
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_kroot fields p_dk p_dk item 0
Type: string

Binary string
Item at 2 must be:
root root items verified_OSNMA_material last_kroot fields p_dk p_dk item 1
Type: null

root root items verified_OSNMA_material last_pkr
Type: object or null

Last verified Public Key message. It may not contain the Public Key in force during cryptographic material renewal.

 No Additional Properties

root root items verified_OSNMA_material last_pkr fields
Type: object

Each field is encoded in a tuple of [raw value, decoded value | null]

 No Additional Properties

root root items verified_OSNMA_material last_pkr fields nb_dp
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields nb_dp nb_dp item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields nb_dp nb_dp item 1
Type: integer

root root items verified_OSNMA_material last_pkr fields mid
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields mid mid item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields mid mid item 1
Type: null

root root items verified_OSNMA_material last_pkr fields itn1
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields itn1 itn1 item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields itn1 itn1 item 1
Type: null

root root items verified_OSNMA_material last_pkr fields itn2
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields itn2 itn2 item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields itn2 itn2 item 1
Type: null

root root items verified_OSNMA_material last_pkr fields itn3
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields itn3 itn3 item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields itn3 itn3 item 1
Type: null

root root items verified_OSNMA_material last_pkr fields itn4
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields itn4 itn4 item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields itn4 itn4 item 1
Type: null

root root items verified_OSNMA_material last_pkr fields npkt
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields npkt npkt item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields npkt npkt item 1
Type: enum (of string)

Must be one of:

  • "ECDSA_P256"
  • "ECDSA_P521"
  • "OAM"

root root items verified_OSNMA_material last_pkr fields npkid
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields npkid npkid item 0
Type: integer
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields npkid npkid item 1
Type: null

root root items verified_OSNMA_material last_pkr fields npk
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields npk npk item 0
Type: string

Hex string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields npk npk item 1
Type: null

root root items verified_OSNMA_material last_pkr fields p_dp
Type: array
No Additional Items

Tuple Validation

Item at 1 must be:
root root items verified_OSNMA_material last_pkr fields p_dp p_dp item 0
Type: string

Binary string
Item at 2 must be:
root root items verified_OSNMA_material last_pkr fields p_dp p_dp item 1
Type: null

root root items authenticated_nav_data
Type: object

Authenticated navigation data by using the verified OSNMA tags.

root root items authenticated_nav_data ADKD0
Type: object

All properties whose name matches the following regular expression must respect the following conditions

Property name regular expression: ^[0-9]+$
root root items authenticated_nav_data ADKD0 ^[0-9]+$
Type: object

root root items authenticated_nav_data ADKD0 ^[0-9]+$ start_gst
Type: array

Reception Galileo Satellite Time of the authenticated data.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD0 ^[0-9]+$ start_gst start_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD0 ^[0-9]+$ start_gst start_gst item 1
Type: integer

root root items authenticated_nav_data ADKD0 ^[0-9]+$ last_gst
Type: array

Last Galileo Satellite Time when the authenticated data was received.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD0 ^[0-9]+$ last_gst last_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD0 ^[0-9]+$ last_gst last_gst item 1
Type: integer

root root items authenticated_nav_data ADKD4
Type: object

All properties whose name matches the following regular expression must respect the following conditions

Property name regular expression: ^[0-9]+$
root root items authenticated_nav_data ADKD4 ^[0-9]+$
Type: object

root root items authenticated_nav_data ADKD4 ^[0-9]+$ iod
Type: null

There is no IOD on the ADKD4 data.

root root items authenticated_nav_data ADKD4 ^[0-9]+$ start_gst
Type: array

Reception Galileo Satellite Time of the authenticated data.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD4 ^[0-9]+$ start_gst start_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD4 ^[0-9]+$ start_gst start_gst item 1
Type: integer

root root items authenticated_nav_data ADKD4 ^[0-9]+$ last_gst
Type: array

Last Galileo Satellite Time when the authenticated data was received.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD4 ^[0-9]+$ last_gst last_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD4 ^[0-9]+$ last_gst last_gst item 1
Type: integer

root root items authenticated_nav_data ADKD12
Type: object

All properties whose name matches the following regular expression must respect the following conditions

Property name regular expression: ^[0-9]+$
root root items authenticated_nav_data ADKD12 ^[0-9]+$
Type: object

root root items authenticated_nav_data ADKD12 ^[0-9]+$ start_gst
Type: array

Reception Galileo Satellite Time of the authenticated data.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD12 ^[0-9]+$ start_gst start_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD12 ^[0-9]+$ start_gst start_gst item 1
Type: integer

root root items authenticated_nav_data ADKD12 ^[0-9]+$ last_gst
Type: array

Last Galileo Satellite Time when the authenticated data was received.

 No Additional Items

Tuple Validation

Item at 1 must be:
root root items authenticated_nav_data ADKD12 ^[0-9]+$ last_gst last_gst item 0
Type: integer
Item at 2 must be:
root root items authenticated_nav_data ADKD12 ^[0-9]+$ last_gst last_gst item 1
Type: integer