{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "578231820",
    "entityType": "User",
    "nonce": "0x094e434db4692bc77684ec46bbb5935bd589e2a7f6a095a6f3096bb0865f84f2",
    "signature": "0xa6141f7399584b2ab8051655dfffe0220b1715d0586c8554c80fe236541dbf7926009b90336e38ce3b500afb22fdaa9cc7d0f600c05606ec00222a26db51e5b11c",
    "signer": "0x0fe82f565AaE260D57b8e691c61Fb05fE83B6F81",
    "userId": "614212580"
  }
}