{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x674cfcc2fdc8a913d06f6c4980278819824d3676fc6b2a3c4329e4ad20b17151",
    "signature": "0xcbe6d1697a345f52f50f31dfcd05cd0a2e1c20c6449817d59b8a90e43333908933a26747cbf3d3ce46a03d3ba271a5985f51e8d61a5468a08a8682eb4ae5427d1c",
    "signer": "0x2fd9a04B003c051a17F494b483bd14D9b4a50f04",
    "userId": "408787447"
  }
}