{
  "manageEntity": {
    "action": "Unsave",
    "entityId": "1205436986",
    "entityType": "Track",
    "nonce": "0xa859d02145d24031e78ab51b11baf14e95851a8525d67adef2adc822ef919644",
    "signature": "0x390bdc1ffa36ba2b6829cbbc053b262668d7da3defa676d16dd92e5d5bc7a70c3d91abdd477e2736c7cab89d186420b335cf88172f81d289aef4df52dd1daac41c",
    "signer": "0xaFdEC27229de1023f5322f4Dbf0e874dC548011F",
    "userId": "817564020"
  }
}