{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "714646433",
    "entityType": "User",
    "nonce": "0x30e9b75f559e3e02c3dc5b0ba97a8e4eabb5fbfa5792fc7fa2296a8e337ff676",
    "signature": "0x14b9f026cc86bb97bffea5342bc86ac7a530361ecdecd643b7b3a6457debd22020f6ad682c138431bae05386365df89dd961323a2907929c37dbf746148fdffd1b",
    "signer": "0xd2034C6636b4261c48403302a162304227a2BBFd",
    "userId": "39985301"
  }
}