{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x42346d9830484c37fba13b3038e3c969ab4d60f45993b7733a5a2b9691e700a9",
    "signature": "0x4e841e9c8eacdf0a9a7a918f1e304e679cfc664b265c6cc359a4167c324f5ba5236e132d08836ab8d64d110550385dfcc08120ebf042cb57cd8e0adc41401c351b",
    "signer": "0x03D3E62a23916C675244506a088A380b18917DE5",
    "userId": "92288781"
  }
}