{
  "manageEntity": {
    "action": "Delete",
    "entityId": "1657643628",
    "entityType": "Track",
    "nonce": "0x202e52386b4d4fcfb11f61679a39e4f19ffba9e6f202173e48ced4b2c1805711",
    "signature": "0x84a73ca23427bcafb0845edbc277e7545bdb42efc8ae2f4de55ae2f517c25bd22860c95d92b20276c0a74bbe56723c67e037df1ded8e830f9f81cf6038ba2f1b1b",
    "signer": "0x7Cd44Dc53B13eEA7335A000Ce36c05cDFE34b348",
    "userId": "355113"
  }
}