{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "320221",
    "entityType": "Track",
    "nonce": "0x1c7e0a7d052e3cf76c9b9fa8167fc0f61d4116b83900770f5805c61d4cf80c1a",
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    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}