{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x42f04b51ef1b98b7b662a74470d8bcecbb3e15dc98a604d38fa2b5aa75319f78",
    "signature": "0x2dd416b63bc69a9056229c073ae30a2633dd3295ba8ddc5ad14c2682404cd77500213682298783b9b0357c2c2687ce2b8ade4f15b4237fb38325073edbd6e1b31b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}