{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x2f89917fa997227867a66ce12191a215a4bb25b03ef2206a0ef59b0a0ae13418",
    "signature": "0x991102c3ea9e72b7e4c1693ed725ff506bf77989c578500f4fa028f728ae26c336f645f8fe23d5fb99c972c21002371f6c1ee9d2f105e95cd02a78e4e51db0921c",
    "signer": "0x296F74dc3f08361c205B5172FEb1D3ecbeb5908B",
    "userId": "528574667"
  }
}