{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xea0b22cecf7199ea3ac25bccef0099b62dbfe6edbc8da45ef9d8aaf00682424b",
    "signature": "0xce8855d50c094f6b896afb200a7eb1a85605ffe196e49e6cbf3447733bcbe96318a4518b7d8aa83484db9d534357f0d90fe889b061ead31cba5b3ed34c9743301c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}