{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x2cc593fc814461263d282a84286fd4f72c79562e\"}",
    "nonce": "0xfc4597199700d3d7f2780999e91d81a8542039ea418c5ebb85ed48408dc05d3b",
    "signature": "0x32048ce6a06f7e8ca12a846c6b04b22b71cacdc46d6dc126bb8d2672422c37de23b60e8154c3c8badce7df233bcc2115bad73f1b4fff30fa3599551d7539662e1c",
    "signer": "0x4af4E9B1aFBc8e3a6f2fAB9EC006D58066ca6fD6",
    "userId": "473569856"
  }
}