{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x6aeadf5e9ffc79e8df1a52c813b8886fca948bc734983574deb2a51c45eceb3c",
    "signature": "0x629fe62603565c47d24d04dcf2d4073b61e918daef3321a5763bf2f080f53b7f1d4714cd2cc802fdfb9b9ba6e775eb509ac5d179a0d1495bcd1cc957fc553c741c",
    "signer": "0x3fA323c7085FfdF766cd00949aa9513CA3036D62",
    "userId": "960484475"
  }
}