{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "97457",
    "entityType": "User",
    "nonce": "0x861d4fd7b912220839f9a9ae4978e526fcaf000c75b5baab68316808679e8c02",
    "signature": "0x862bfe75632160e4414e5c099595d63400524ced95d132a302b43cef9e381726242950c7c4094d49a49ff803fb1327cd0c10959d813c346c854bd8d7775e50971b",
    "signer": "0x2Df83D15c880275a0138820cE2009Fc85eF32C65",
    "userId": "107618708"
  }
}