{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6211b9add3f5c205cb469b87811452d3d988e1f9bf660607b07ea8ff62387279",
    "signature": "0x6ffa0f1010d5797acdd040c8a57bb5beb4dbcab46fb6b48ecbc3a63e8aa475e87b6f9432c7c52c38e40dc7ac62745ed1a5de3850c81f496134fda8fca7b10b5e1b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}