{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x4202c56a64a627e4ab29866488262161a591add73cef02f8e5ca3d8bff71923b",
    "signature": "0x589a08266fad4240d419c3a06f016f84ba30e3b6341b537068cd2244e21405773358d165e89cedf672fb642dd8136ed28724e16f31de49d68a637011431037171c",
    "signer": "0xa4A8a4853051b18e0f0f777693Ce34CF4bCe9385",
    "userId": "634886384"
  }
}