{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x6c1ef2e9c33e2ba1c0d352e41e06e8a3c7721c6f\"}",
    "nonce": "0xd4948e1daf9ffe5433bd4a451b7de13b593d335ac5f519c846191290c94258f2",
    "signature": "0x3c0eebfd77b15d2b141b29bfc2bce96a8d96dbbc2e0ca8254dfe05917c00296f0178182055a96bc7592da3f62f505b4c6fc3d68ee42e459eed0ba18891d1f1061b",
    "signer": "0x04f6ad9569dfFF26B8b86FfA76A2Cf3bb0468ccF",
    "userId": "741550992"
  }
}