{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "161353174",
    "entityType": "User",
    "nonce": "0x6c2bd0242993e3753431d2428535d934212abb458d17cafd9abc19735c12b4be",
    "signature": "0x01128a114ad0b8e0919c47681db084218bbbea05a2438b126df7f4536a4e09d31aeb5beb7d240b9672522c52434c7eddfeb807e58bf1e1aeb03cd54c8b122e7a1b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}