{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5f241a9da13aec4d40c991808d75ffe53c7f70caf574e7715cb62b25744009c4",
    "signature": "0x8326a82f79eaa4c4197755903ba87e2ba415120ca5c85fcb2de54e8d5648abe66d42067e65ac429fa72bfb09e3b68033c34c20334e9d8eb11847735702ac8b821b",
    "signer": "0x2298E32DA0e7c080878c6C1eAB02B255510f0Db9",
    "userId": "570472437"
  }
}