{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "103686",
    "entityType": "User",
    "nonce": "0x59b61dca516c7046dc1f19dc0b12b7bf9ffc0bec164d00ba8bf386863d9c230b",
    "signature": "0x0ba693f057942630230ba033b1957435671d3e3204607252ba159e203a9c113f013b493e1cfe3725c3f4859d7d7da91d015784007425cdaafd5fc62bfcf25c1f1c",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}