{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "78148",
    "entityType": "User",
    "nonce": "0x2fc5513f571dc309d6bdd5de8a1dade3fb7169c9d491d0824747d0989d2bef9a",
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    "signer": "0x1A0e34aBD5374BDd677c5de4D5D9718089cB05Eb",
    "userId": "644286186"
  }
}