{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xd01ed988bcab6be9df8fc0f6371d1bca150016048c89d974c83d50568e11024a",
    "signature": "0x4f6729c611988fa1ef61a2786d412970fa3c944a3f4e5ce807e83901356e624a3153b50db0e9c5159a043646c3522b6e3386b5fea4707b1c31a2b93bf9e7efd71c",
    "signer": "0xF277776C87fae0004d160528Ed671bFf5156a147",
    "userId": "844253107"
  }
}