{
  "manageEntity": {
    "action": "Delete",
    "entityId": "658253",
    "entityType": "Track",
    "nonce": "0x59ee66deded63d82f22e7ffad18a98fa9606955e10074d853e068bbf9043ecf8",
    "signature": "0x5667bd0ae65fdf62476c069a25f127a3d8df477e39e0e725d46bff1d8f6f782f203a90a3d5e3afeebe415409311deec9422bb82d44ddf0f998c3001c75a4671e1c",
    "signer": "0x5957c34011bed9D75E94CC7A0Db50fC93b787F5B",
    "userId": "334946"
  }
}