{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0xadc655ee080eb69aa99d8fea1ba21e15b8d4d7058507bf67d6ac78414b6d633b",
    "signature": "0xd4085523556bc9f5421083db82e6d998dd1d191754284df566a4c78d74d9208f2c83d840b124310e3dcb94a1adb0a50c97267941ac4ad3db8021c0066c16e5441c",
    "signer": "0xcc9cCc523005B394381478381D34DddB8558A28f",
    "userId": "957873025"
  }
}