{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4e87451d69e7631c5ec55e40ac76fe2de97595e96145413c3b206a8473fab080",
    "signature": "0x389dfb85eec474f26d5e9a56d7aef254ed3eb4dbbcf566fbab937a1da0eabdac14be1dd8d792a53b1656fa4d80d823a03062a9efddda7fd517c24f40c4c431e71b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}