{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "16381",
    "entityType": "User",
    "nonce": "0x22ba60f276dede52d19398e4c867f157189e8a7f21389aa1b8be2a26ccecd068",
    "signature": "0xf3648b7ba02842e60c9200a2811ebdef473db25e96e0aa5f0602a47a4ac8a7413f5d59debb89ae7f7dd090ccee74918033a345c088040f129f233a2fb86cc87c1c",
    "signer": "0x4A868B813a8F5D7C187F9f07a2D7e7A24355Cf3f",
    "userId": "185302"
  }
}