{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "238125623",
    "entityType": "User",
    "nonce": "0x480d5ce1e24465cd640e39952cba29eaad1a7ffec7b5132b508a3118dd77992c",
    "signature": "0x3a1bfbc73399f0759176f271120eff3350797fed8e4ddbaadaf6c042e0d5c1f37b17b5881af6ce74d6aec1c2c9e428ce679a120266b3e4c8598857117f5858491c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}