{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "59665503",
    "entityType": "Track",
    "nonce": "0x1417a988508a43a83c25ddcdd7f8c7f56293dcd01ca6edc89287c05ecdc39af0",
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    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}