For chains supported at the Tier 2 level , you can invoke Privy’s raw sign functionality to sign over a hash, e.g. the hash of a transaction. You can then use the returned signature to submit and send your transaction.
For examples of how to use raw sign for a specific chain, see this recipe .
Sign a raw hash along the blockchain’s cryptographic curve using the wallet’s private key. Make a POST request to
https://api.privy.io/v1/wallets/ {wallet_id} /raw_sign Usage curl --request POST \ --url https://api.privy.io/v1/wallets/{wallet_id}/raw_sign \ --header 'Authorization: Basic Y20xNWh4eDUyMDVlNWx2NHVkdmE3enBqejoybWhVOWhhVTFQYjhYNXV1cVdxQVRIdW5xTWIyUlBKRm5GSHRzWDVzbXNkdUJRUDZtTW05YldmalBwS3hocjJQZHNHY0Q5NkFUeDc5em03WWhicUZLWkM4' \ --header 'Content-Type: application/json' \ --header 'privy-app-id: <privy-app-id>' \ --data '{ "params": { "hash": "0x0775aeed9c9ce6e0fbc4db25c5e4e6368029651c905c286f813126a09025a21e" } }' A successful response will look like:
{ "data" : { "signature" : "0x0775aeed9c9ce6e0fbc4db25c5e4e6368029651c905c286f813126a09025a21e" , "encoding" : "hex" } } Authorization App secret authentication.
privy-authorization-signature
Request authorization signature. If multiple signatures are required, they should be comma
separated.
Path Body The hex-encoded hash to sign, prefixed with 0x.
Response The signature, prefixed with 0x.
The encoding of the signature.
Sign a raw hash along the blockchain’s cryptographic curve using the wallet’s private key. Make a POST request to
https://api.privy.io/v1/wallets/ {wallet_id} /raw_sign Usage curl --request POST \ --url https://api.privy.io/v1/wallets/{wallet_id}/raw_sign \ --header 'Authorization: Basic Y20xNWh4eDUyMDVlNWx2NHVkdmE3enBqejoybWhVOWhhVTFQYjhYNXV1cVdxQVRIdW5xTWIyUlBKRm5GSHRzWDVzbXNkdUJRUDZtTW05YldmalBwS3hocjJQZHNHY0Q5NkFUeDc5em03WWhicUZLWkM4' \ --header 'Content-Type: application/json' \ --header 'privy-app-id: <privy-app-id>' \ --data '{ "params": { "hash": "0x0775aeed9c9ce6e0fbc4db25c5e4e6368029651c905c286f813126a09025a21e" } }' A successful response will look like:
{ "data" : { "signature" : "0x0775aeed9c9ce6e0fbc4db25c5e4e6368029651c905c286f813126a09025a21e" , "encoding" : "hex" } } Authorization App secret authentication.
privy-authorization-signature
Request authorization signature. If multiple signatures are required, they should be comma
separated.
Path Body The hex-encoded hash to sign, prefixed with 0x.
Response The signature, prefixed with 0x.
The encoding of the signature.
