{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117522",
    "entityType": "User",
    "nonce": "0x4e0bac43abf61c7b9169e1a6a20d02e9146ea4e251d50353c12c7ed4084bb4d8",
    "signature": "0x350277bd950dbb5f681792cce8c2f670fcccb711a8cc886ee96cf302aa5311030348008d4c19cd7955ba1fd38b8b46e8376f5bf30724eba0123296e478879b0b1c",
    "signer": "0x12465F46a81eDfE760a7326D21Bd9B2022bc4a8B",
    "userId": "575702759"
  }
}