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GET
/
keys
/
{keyId}
/
signatures
/
{signatureId}
Get Signature
curl --request GET \
  --url https://api.dfns.io/keys/{keyId}/signatures/{signatureId} \
  --header 'Authorization: Bearer <token>'
{
  "id": "sig-4sfvl-f4iha-umighfi3hk4t54dr",
  "keyId": "key-01snl-t56gb-j8tsok0vn802p80i",
  "requester": {
    "userId": "us-6b58p-r53sr-rlrd3l5cj3uc4ome",
    "tokenId": "to-202a0-cdo33-o65mbt6q758lvvnt"
  },
  "requestBody": {
    "hash": "<string>",
    "taprootMerkleRoot": "<string>",
    "externalId": "<string>"
  },
  "dateRequested": "2023-04-14T20:41:28.715Z",
  "reason": "<string>",
  "signature": {
    "r": "<string>",
    "s": "<string>",
    "recid": 123,
    "encoded": "<string>"
  },
  "signatures": [
    {
      "r": "<string>",
      "s": "<string>",
      "recid": 123,
      "encoded": "<string>"
    }
  ],
  "signedData": "<string>",
  "txHash": "<string>",
  "fee": "<string>",
  "approvalId": "ap-2a9in-tt2a1-983lho480p35ejd0",
  "datePolicyResolved": "2023-04-14T20:41:28.715Z",
  "dateSigned": "2023-04-14T20:41:28.715Z",
  "dateConfirmed": "2023-04-14T20:41:28.715Z",
  "externalId": "<string>",
  "details": {}
}

​
Authentication

✅ Organization User (CustomerEmployee)
✅ Delegated User (EndUser)
✅ Service Account

​
Required Permissions

Keys:Signatures:Read: Always required.

Authorizations

​
Authorization
string
header
required

Bearer Token: Used to authenticate API requests. More details how to generate the token: Authentication flows

Path Parameters

​
keyId
string
required

The key that was used for signing.

Required string length: 1 - 64
​
signatureId
string
required

The signature request to retrieve.

Required string length: 1 - 64

Response

200 - application/json

Success

​
id
string
required

Signature id.

Required string length: 1 - 64
Pattern: ^sig-[a-z0-9]{5}-[a-z0-9]{5}-[a-z0-9]{14,16}$
Example:

"sig-4sfvl-f4iha-umighfi3hk4t54dr"

​
keyId
string
required

Key id.

Required string length: 1 - 64
Pattern: ^key-[a-z0-9]{5}-[a-z0-9]{5}-[a-z0-9]{14,16}$
Example:

"key-01snl-t56gb-j8tsok0vn802p80i"

​
requester
object
required

The user who initiated the request.

​
requestBody
Hash · object
required

All cryptographic scheme support hash signing. Different blockchains will apply different hash functions to compute the hash.

​
status
enum<string>
required
Available options:
Pending,
Executing,
Signed,
Confirmed,
Failed,
Rejected
​
dateRequested
string<date-time>
required

ISO 8601 date (must be UTC). When the signature was requested.

Example:

"2023-04-14T20:41:28.715Z"

​
reason
string
​
signature
object
​
signatures
object[]
​
signedData
string
​
network
enum<string>
Available options:
Algorand,
AlgorandTestnet,
Aptos,
AptosTestnet,
ArbitrumOne,
ArbitrumSepolia,
ArcTestnet,
AvalancheC,
AvalancheCFuji,
BabylonGenesis,
BabylonTestnet5,
Base,
BaseSepolia,
Berachain,
BerachainBepolia,
Bitcoin,
BitcoinSignet,
BitcoinTestnet3,
BitcoinTestnet4,
BitcoinCash,
Bob,
BobSepolia,
Bsc,
BscTestnet,
Canton,
CantonTestnet,
Cardano,
CardanoPreprod,
Concordium,
ConcordiumTestnet,
Celo,
CeloAlfajores,
Codex,
CodexSepolia,
CosmosHub4,
CosmosIcsTestnet,
Dogecoin,
DogecoinTestnet,
Ethereum,
EthereumClassic,
EthereumClassicMordor,
EthereumSepolia,
EthereumHolesky,
EthereumHoodi,
FantomOpera,
FantomTestnet,
FlareC,
FlareCCoston2,
FlowEvm,
FlowEvmTestnet,
Hedera,
HederaTestnet,
Ink,
InkSepolia,
InternetComputer,
Ion,
IonTestnet,
Iota,
IotaTestnet,
Kaspa,
Kusama,
KusamaAssetHub,
Litecoin,
LitecoinTestnet,
Near,
NearTestnet,
Optimism,
OptimismSepolia,
Origyn,
Plasma,
PlasmaTestnet,
Plume,
PlumeSepolia,
Paseo,
PaseoAssetHub,
Polkadot,
PolkadotAssetHub,
Polygon,
PolygonAmoy,
Polymesh,
PolymeshTestnet,
Race,
RaceSepolia,
SeiAtlantic2,
SeiPacific1,
Solana,
SolanaDevnet,
Starknet,
StarknetSepolia,
Stellar,
StellarTestnet,
Sui,
SuiTestnet,
Tezos,
TezosGhostnet,
TezosShadownet,
Tempo,
TempoModerato,
Tsc,
TscTestnet1,
Ton,
TonTestnet,
Tron,
TronNile,
Westend,
WestendAssetHub,
Xdc,
XdcApothem,
XLayer,
XLayerSepolia,
XrpLedger,
XrpLedgerTestnet
​
txHash
string
​
fee
string
​
approvalId
string
Required string length: 1 - 64
Pattern: ^ap-[a-z0-9]{5}-[a-z0-9]{5}-[a-z0-9]{14,16}$
Example:

"ap-2a9in-tt2a1-983lho480p35ejd0"

​
datePolicyResolved
string<date-time>

ISO 8601 date (must be UTC). When the signature was approved by policy reviewers.

Example:

"2023-04-14T20:41:28.715Z"

​
dateSigned
string<date-time>

ISO 8601 date (must be UTC). When the signature was signed.

Example:

"2023-04-14T20:41:28.715Z"

​
dateConfirmed
string<date-time>

ISO 8601 date (must be UTC). When the signature was confirmed on chain.

Example:

"2023-04-14T20:41:28.715Z"

​
externalId
string
​
details
object

Structured representation of the data used to construct the signature (e.g. nonce, gas parameters). Shape is blockchain specific.

Last modified on May 29, 2026