{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xedbc89c58279dd3ce6b41f86d645a54efc69fe13de0fa7fa800c7216b17f8ded",
    "signature": "0xcc60198819c9869917fa88bc2865c21cb2e400a22a8f68db8d5d5531a1419a060fd7dce82c5755c8fbe81a2982df86eacfb88b0d91bc899d6280658c71496c291c",
    "signer": "0x6a5A8b6Bfe59DF59CC35aD0cc1bd92358a9B3a16",
    "userId": "118030091"
  }
}