{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "18283",
    "entityType": "User",
    "nonce": "0xd52978be372e4c6394724a9e9fa970692e7ac3078933debeeac5af767852fda1",
    "signature": "0x999e654fe803c6065b2b23d5efc14843dc00147f32b51f05d01bfcbc6f81c30a3c231f9fec8d9d0ccb40169b2dced92952fadbc1c1e7d24b1dff1acbdf447d3a1c",
    "signer": "0xf0Cc87B4295872d65aF3f871bAb6F2eD4F688e36",
    "userId": "389958"
  }
}