Sponsor a Solana transaction via Grid API

Sponsors a Solana transaction using the Grid API by Squads. The Grid API replaces the fee payer with a sponsored account so users don’t need SOL for gas. Only available for environments with SVM gas sponsorship enabled.

POST /sdk/{environmentId}/solana/sponsorTransaction

Sponsor a Solana transaction via Grid API

cURL

curl --request POST \
  --url https://app.dynamicauth.com/api/v0/sdk/{environmentId}/solana/sponsorTransaction \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "transaction": "<string>"
}
'

200

{
  "transaction": "<string>"
}

Authorizations

Authorization · string · header · required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Path Parameters

environmentId · string · required

ID of the environment

Required string length: 36

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

Example:

"95b11417-f18f-457f-8804-68e361f9164f"

Body

application/json

Request to sponsor a Solana transaction via Grid API

transaction · string · required

Base64 encoded unsigned Solana transaction (versioned transaction format)

Pattern: ^[A-Za-z0-9+/]+={0,2}$

Response

200

application/json

Sponsored transaction

Response containing the sponsored Solana transaction

transaction · string

Base64 encoded transaction with Grid as the fee payer