{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x292ee36b9db615ffe6cae14fddd7f8a85d7ab237cf08239e4055513a8072df81",
    "signature": "0x4ca321a0bb44b38210fc9a3efcada732ebd9c41fc857d5537ecee59f3e4e459a615604a43680e29365942fd31ce8ed3864265cc25f7fd5951238a0162662d19d1c",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}