{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x83cf2add6e0c379ea666aeec7ab01c61ccb267b73a88cb96fee81613e8fc382c",
    "signature": "0x9d3b3cbe303ddccdef286a2972afa385919813fe84d6f76bd87c719060a4ef756ee112324f1bb0138865c54ffa361fa4dd2fb45df7665d4b1fb75b04baa0e91e1c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}