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POST

Authorizations

Authorization
string
header
required

A JWT signed using the developer's own JWT private key (in the case of JWT authentication), or an end user JWT signed by CDP, encoded in base64. This is used for End User Account APIs.

Headers

X-Wallet-Auth
string

A JWT signed using your Wallet Secret, encoded in base64. Refer to the Generate Wallet Token section of our Authentication docs for more details on how to generate your Wallet Token.

X-Idempotency-Key
string

An optional string request header for making requests safely retryable. When included, duplicate requests with the same key will return identical responses. Refer to our Idempotency docs for more information on using idempotency keys.

Required string length: 1 - 128
X-Developer-Auth
string

A JWT signed using your Wallet Secret, encoded in base64. Refer to the Generate Wallet Token section of our Authentication docs for more details on how to generate your Wallet Token.

Path Parameters

userId
string
required

The ID of the end user.

Pattern: ^[a-zA-Z0-9-]{1,100}$
Example:

"e051beeb-7163-4527-a5b6-35e301529ff2"

Query Parameters

projectID
string

The ID of the CDP Project. Required for end users authenticated using custom auth (i.e. a non-CDP JWT provider).

Pattern: ^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$
Example:

"8e03978e-40d5-43e8-bc93-6894a57f9324"

Body

application/json
address
string
required

The base58 encoded address of the Solana account belonging to the end user.

Pattern: ^[1-9A-HJ-NP-Za-km-z]{32,44}$
Example:

"HpabPRRCFbBKSuJr5PdkVvQc85FyxyTWkFM2obBRSvHT"

network
enum<string>
required

The Solana network to send the transaction to.

Available options:
solana,
solana-devnet
Example:

"solana-devnet"

transaction
string
required

The base64 encoded transaction to sign and send. This transaction can contain multiple instructions for native Solana batching.

Example:

"AQABAgIAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQABAQECAwQFBgcICQoLDA0ODxAREhMUFRYXGBkaGxwdHh8CBgMBAQAAAAIBAwQAAAAABgIAAAAAAAYDBQEBAAAGBAgAAAAABgUAAAAA6AMAAAAAAAAGBgUBAQEBBgcEAQAAAAYICgMBAQIDBgkCBgAAAAYKAwABAQEGCwMGAQEBBgwDAAABAQAAAAA="

walletSecretId
string

Required when not using delegated signing. The ID of the Temporary Wallet Secret that was used to sign the X-Wallet-Auth Header.

Pattern: ^[a-zA-Z0-9-]{1,100}$
Example:

"e051beeb-7163-4527-a5b6-35e301529ff2"

useCdpSponsor
boolean

Whether transaction fees should be sponsored by CDP. When true, CDP sponsors the transaction fees on behalf of the end user. When false, the end user is responsible for paying the transaction fees.

Example:

true

Response

Successfully signed and sent transaction.

transactionSignature
string
required

The base58 encoded transaction signature.

Example:

"5VERv8NMvzbJMEkV8xnrLkEaWRtSz9CosKDYjCJjBRnbJLgp8uirBgmQpjKhoR4tjF3ZpRzrFmBV6UjKdiSZkQUW"