{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x612ed9a32adbd0a5dbe699e92ab6267b0b86e047b1ee9f38f0b56141ffb218c0",
    "signature": "0x101c321eb9f966a1c0a3f7abc68c8730f63b59eb549dfbc77be1c57ac4a402b93f4147ac9cb24e3abea8cab57706a0cee57a05757671eebff7526f64b38f78e71b",
    "signer": "0x4B140b61EB41438Cda0Dd10473ad1334309C1b97",
    "userId": "45511108"
  }
}