{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1653463028",
    "entityType": "Track",
    "nonce": "0xbf5705a6bf90b0931f69684ae4358098675734e4f7e43af005e3e099c60ec4f7",
    "signature": "0x1c1cd21fbe872f095e63e51fa31917a740a81ffabb545812281c5779b317a7b6294494b00b04fba1eecc7badffd914ffcce464d54b16c760c41b4663ed03dc861c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}