{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xbf2a1ed000d83a468362e4ad68710de5465f56e579120f3ef8761e128b3f2084",
    "signature": "0x1888bb093107ea26fc7026f31d606a43cbedbbe9c88e9ebe4ff072d07e6d326674bacf9bad962a401463dda8bb27a727a7aac9a41d5ae547a962d0d2e65e8c771c",
    "signer": "0x0118dFc4bd72D01EE87b349A142A99141905b73f",
    "userId": "844959823"
  }
}