{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955332661",
    "entityType": "User",
    "nonce": "0xe7ceabead3a15161cef35d718174af96c519ea4a2868197ba327780f579e05ce",
    "signature": "0x0ebbb588a593f3766840366d12cff7814d9f7df8928556279e7080931c8581de108c7cb14c6ca12a2b609b493e4dcf5b4b1a322199a7220e1f022f4ec8aee2e71c",
    "signer": "0xd489B786708CDd8661b152CFF27695dC12c8c0C9",
    "userId": "647391197"
  }
}