curl --request POST \
--url https://api.privy.io/v1/wallets/{wallet_id}/rpc \
--header 'Authorization: Basic <encoded-value>' \
--header 'Content-Type: application/json' \
--header 'privy-app-id: <privy-app-id>' \
--data '{
"method": "eth_sign7702Authorization",
"params": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0
}
}'
{
"method": "eth_sign7702Authorization",
"data": {
"authorization": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0,
"r": "0x0db9c7bd881045cbba28c347de6cc32a653e15d7f6f2f1cec21d645f402a6419",
"s": "0x6e877eb45d3041f8d2ab1a76f57f408b63894cfc6f339d8f584bd26efceae308",
"y_parity": 1
}
}
}
Ethereum
eth_sign7702Authorization
Signs an EIP-7702 authorization struct using the wallet’s private key.
POST
/
v1
/
wallets
/
{wallet_id}
/
rpc
curl --request POST \
--url https://api.privy.io/v1/wallets/{wallet_id}/rpc \
--header 'Authorization: Basic <encoded-value>' \
--header 'Content-Type: application/json' \
--header 'privy-app-id: <privy-app-id>' \
--data '{
"method": "eth_sign7702Authorization",
"params": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0
}
}'
{
"method": "eth_sign7702Authorization",
"data": {
"authorization": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0,
"r": "0x0db9c7bd881045cbba28c347de6cc32a653e15d7f6f2f1cec21d645f402a6419",
"s": "0x6e877eb45d3041f8d2ab1a76f57f408b63894cfc6f339d8f584bd26efceae308",
"y_parity": 1
}
}
}
SDK methods
Learn more about signing EIP-7702 authorizations using our SDKs here.Idempotency on errors: On 4xx or 5xx, Privy caches the response and replays it for the same
key. Generate a new key to retry after a server error. Policy violations are an exception and
allow same-key retries.
curl --request POST \
--url https://api.privy.io/v1/wallets/{wallet_id}/rpc \
--header 'Authorization: Basic <encoded-value>' \
--header 'Content-Type: application/json' \
--header 'privy-app-id: <privy-app-id>' \
--data '{
"method": "eth_sign7702Authorization",
"params": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0
}
}'
{
"method": "eth_sign7702Authorization",
"data": {
"authorization": {
"contract": "0x1234567890abcdef1234567890abcdef12345678",
"chain_id": 1,
"nonce": 0,
"r": "0x0db9c7bd881045cbba28c347de6cc32a653e15d7f6f2f1cec21d645f402a6419",
"s": "0x6e877eb45d3041f8d2ab1a76f57f408b63894cfc6f339d8f584bd26efceae308",
"y_parity": 1
}
}
}
Headers
string
required
ID of your Privy app.
string
Request authorization signature. If multiple signatures are required, they should be comma
separated.
string
Request expiry. Value is a Unix timestamp in milliseconds representing the deadline by which the
request must be processed.
Path Parameters
string
required
ID of the wallet to get.
Body
string
required
The RPC method to execute. Must be
eth_sign7702Authorization.object
required
The parameters for signing the EIP-7702 authorization.
Hide child properties
Hide child properties
Response
string
required
The RPC method that was executed. Will be
eth_sign7702Authorization.object
required
The response data containing the signed authorization.
Hide child properties
Hide child properties
object
required
The signed EIP-7702 authorization object.
Show authorization properties
Show authorization properties
string
required
The address of the smart contract that the EOA delegates to.
number
required
The chain ID where this authorization is valid.
number
required
The nonce for the authorization.
string
required
The r component of the ECDSA signature.
string
required
The s component of the ECDSA signature.
number
required
The recovery parameter (0 or 1) for the signature.
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