{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "145992",
    "entityType": "User",
    "nonce": "0x11bf01df203ebb251e47f05a3670f4ebd4db68ecfdd072c62854e3e1627d3751",
    "signature": "0x151f6c1d8cb4ac7d4808c0bede53320d8fb5e15879cd55c44f2ecae3bf6b6dd340878df5ae753d8916b7b5a06ad60f96b4f7d751c987de364bc29424e39fd7211b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}