{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf532259cebbae7039788f74cf4bfa738c3d617891199907810daa1d7c7238171",
    "signature": "0x1f62074673e8c55b737699d088f2f087f1c8ba0df95517e08ab56d77c4bfa96b6aeb8ed6628a845b8db5a165336373fa59ba1235c105bdbdfb19a4ab35af3ef01c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}