{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xf96fd894f7c08bc891a135ae04f54caa9c00b3b965c3623c8706e97328243a3e",
    "signature": "0x4c6b49dd923719e9fb31828c39b9d6ea8040c453d08ecb76cfa3165bcbcae8721c8d748ac78f255dcc0e2a18bfc26a0f0506913ccbd2a2bbc57e3159ed077d781b",
    "signer": "0xf60BB43aa80c4c768ad1aD837cE30Be72F4e5630",
    "userId": "476392188"
  }
}