{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x8e6a0c5e8c93775d1f70ac5591514a5e00bac7f5\"}",
    "nonce": "0x73794b61a9d7eda9664595141c0acb03421aff0f73408a4d7e7166d92e0d9f58",
    "signature": "0x0a48c3de94820963477edac326288ea2e7d6960eadd044ac567fe40f5275246f40a49e97761e716cfe822caff9c7de72206ed385a96e4450cc79cf4ba971fb9b1c",
    "signer": "0x9C0ab0C386F7a920D98D11ececBbf547dA16ee61",
    "userId": "531197032"
  }
}