{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "951644728",
    "entityType": "User",
    "nonce": "0xed81e2e3bbe91abfa2bee701c9bf991dbae4bdc873c0afe3f2f156f45b3a31eb",
    "signature": "0x04d7a2aecf6ebac836110b70736f3dacb2abdeb9c8b7d125d8e4a64ee17a13f475648d31888204a30fe076e6b7abb3c9df0916e1f1b540788983b69dab7682951c",
    "signer": "0xA01ebc830d66b9A7a47A2EC95BcA34ED6EB49a45",
    "userId": "463524416"
  }
}