{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "60023",
    "entityType": "User",
    "nonce": "0xad42a03bfd9e178f97fe220a03620db616b540435f58ae501e4346946a5da0e3",
    "signature": "0xcde3a3c8d6f7d0d08fa7e4fe6b8746f3a02fee32f98e595686e0eb1c810273000b4ff6c8460975a083b3fb9e42f27828087a25e852543330954f7a1ab3c247ae1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}