{
  "manageEntity": {
    "action": "Save",
    "entityId": "2036076049",
    "entityType": "Track",
    "nonce": "0x56b6d14cb7fdb697b9194c151dbece8f07717c5c625ad9e883c86ad9672f5bd9",
    "signature": "0x0a7f8e1dcc5a87be7c5e7a287f9fc1132b0e2d98dbb32842c18575fd54a4132219880e43af3f5488c184577870af91a4745899af9d25808395c2bf913e802a101c",
    "signer": "0xAd15470171ba4f01ad3C714600D9A7E9aE62485C",
    "userId": "714646433"
  }
}