{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0xe0525026f59d952ae2cda2f28771796c2d7f7d97\"}",
    "nonce": "0x04c0cbbf633cbdcfb4c666198edda33bdedc31992f37d3ae46bf2ef657ce782b",
    "signature": "0xf989f30a586b02c8785acc6972c995c0fbba196497cc0f1ae02ddf479a90b71216750ab2425290f7fc0a686d00db5e37ee1bbc85892e5d16e63c2f0be6a5948f1c",
    "signer": "0x0f047Ca00821C79BB76b8464E54e20C1a47A6451",
    "userId": "60351207"
  }
}