{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "19702",
    "entityType": "User",
    "nonce": "0x270ef02d174227843a41a31d43dc8fb72258383534befa7daa595609e3386c0f",
    "signature": "0x4471000f1bf3dd286d7f570b0546e50d10c21813a486df8522ecf0bd35f3b87b56cab65dc4ba13467a2db4c98f9d7d047557a2f0d54909f61a9a60f1ea6fd3e61b",
    "signer": "0x41Fd0c5C6Ee46Fb99a498db2e7135c69490cB85F",
    "userId": "507333378"
  }
}