{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "707937",
    "entityType": "User",
    "nonce": "0x0b7f056db8713d53af29595d4ad91bb73366c868e0328715b08f1065d606e844",
    "signature": "0x97bd5cf361f5aa0af82fa797cd7800acb567ff70f50d3179325e09f6154585005e8fc5a03c3634e35d84b516995ce1357b8b9724034b5ae7d46132fcb14426871b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}