{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x34484ec32e3b34b5ddfae65cd3d53d19eaed8948d3f63e25920788fa05248928",
    "signature": "0x6d92e72e0e88c95c51ba17c77f260ec59e0dfb3e74d5d46cc7f236561c0aedcb5877e40c7f6c627394d58807916bafde5f25646fcbb59b52f2ff9a9eeb0c90001c",
    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}