{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "143127",
    "entityType": "User",
    "nonce": "0xebf6ecaee7b96ebdf85e3be09392ebbd2984df7ac60fb87c2de217efafa0ba0b",
    "signature": "0xa6a9bb0a6b83dd9178dd553ba0ade7afe62effafd1204da0e77b364037860a2e4378d50968c0984fc8db24357e4c9e748aeea819792df180f5af8f09ae482bc81c",
    "signer": "0x7Fa5a67C00c48DCA54f12c80579B583FcD79a330",
    "userId": "527480232"
  }
}