Add an EIP-712 signature to a CID
For more information about adding signatures to CIDs on IPFS please read the Signatures Guide.

​
Usage

import { PinataSDK } from "pinata-web3";

const pinata = new PinataSDK({
  pinataJwt: process.env.PINATA_JWT!,
  pinataGateway: "example-gateway.mypinata.cloud",
});

const signature = await pinata.signatures.private.add({
  cid: "QmXGeVy9dVwfuFJmvbzz8y4dYK1TdxXbDGzwbNuyZ5xXSU",
  signature: "0x1b...911b",
  address: "0xB3899AA8E13172E48D44CE411b0c4c2f08730Dc6"
});

​
Returns

type SignatureResponse = {
  cid: string;
  signature: string;
};

​
Parameters

​
cid

  • Type: string
Target CID that you want to add a signature to. 
const signature = await pinata.signatures.private.add({
  cid: "QmXGeVy9dVwfuFJmvbzz8y4dYK1TdxXbDGzwbNuyZ5xXSU",
  signature: "0x1b...911b",
  address: "0xB3899AA8E13172E48D44CE411b0c4c2f08730Dc6"
});

​
signature

  • Type: 0x${string}
EIP-712 Signature to be assigned to target CID. 
const signature = await pinata.signatures.private.add({
  cid: "QmXGeVy9dVwfuFJmvbzz8y4dYK1TdxXbDGzwbNuyZ5xXSU",
  signature: "0x1b...911b",
  address: "0xB3899AA8E13172E48D44CE411b0c4c2f08730Dc6"
});

​
address

  • Type: 0x${string}
Wallet address that made the signature 
const signature = await pinata.signatures.private.add({
  cid: "QmXGeVy9dVwfuFJmvbzz8y4dYK1TdxXbDGzwbNuyZ5xXSU",
  signature: "0x1b...911b",
  address: "0xB3899AA8E13172E48D44CE411b0c4c2f08730Dc6"
});