{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xbc0526f081494f63cd77aba5400e8bd352dda5cd9fd7685fa56d49ba882809b8",
    "signature": "0x9da4c13801724a92f53f9eabc788fe634a22fedd97d71ec686cd7a07010e8ff329e13f19207dc3e136e20a4d01ab3355429841e50bacd7ca746bfe843c8b4e191c",
    "signer": "0x7bFd6411DB31Ba50Fb61E2412Ac14D1c1AD15163",
    "userId": "98256600"
  }
}