{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xa61121d21d70185b31cafcb223a5c55dd9766925694447e3d63c659e42e3d42f",
    "signature": "0x8527748042937a26ef5f84a5cfaff0403aa7cd4604f76b7beecb42cbcf7b91614ba22b6fa480fa4cd88edf440878eada5e99e4e66095031ed7dac4d36fd8cbca1b",
    "signer": "0xC43Cf60D9eFff9dBf5cE222C53B232736c32B305",
    "userId": "110371282"
  }
}