{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86718",
    "entityType": "User",
    "nonce": "0x7483630c20c2b5b6ca47424ebab37ebc0aae756384d603499089b727017ecad1",
    "signature": "0x796862eae3586415c495a6d48c4d986706951ec994757548b3af2523b1f59fae1057f359090309a5a7efe571affa8701f04dc9d8e099a60826b9a7634f0d027a1c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}