{
  "manageEntity": {
    "action": "Create",
    "entityType": "Grant",
    "metadata": "{\"grantee_address\":\"0x8e6a0c5e8c93775d1f70ac5591514a5e00bac7f5\"}",
    "nonce": "0xdbd24e915fddb739ccfa8193ebe3178504472008fba63551185b3c7eb086e09d",
    "signature": "0xdd5afa00286045aa791d94f79343130e52971e4c7764c8515b5ae841c7f771406a5d9f22d6789d44267fe60eb4efdd4ce8db6a633ef76ef70b259fe4dcea0b5b1b",
    "signer": "0x9b15003091BC858B839592f3AAACb1a1c8d8Af7c",
    "userId": "25398698"
  }
}