{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xc1dd1446d62060382d00812d550caf63204b9ceb7e4970d99f3e68009c48c97e",
    "signature": "0x81f33c28a1a4c38f07abc24c9672b477ebfda4f4dae73898bbb8410eafaa93370f315c0793028d4c5b8a69d10a3af882f5345c1e460e04bccf9005d90b3d70091b",
    "signer": "0xd9c53074afbE0A31ECF8AAb5d899a8799f6bbFc3",
    "userId": "416697656"
  }
}