{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "49421",
    "entityType": "User",
    "nonce": "0x7c604831ffb6214c7aad29b78d5cc922979833db9374cd2cad5a263aa8dfd02c",
    "signature": "0xb01e0c56c46cc75139e9ffd0cbe20a2deda927be5704c5c4007301674f762bf0599b10e6804077e8a558fad1b7212e4f857b6638bf597d3fcdd4c7a14980638e1c",
    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}