{
"manageEntity": {
"action": "Save",
"entityId": "26369858",
"entityType": "Track",
"nonce": "1792680638255272273",
"signature": "0x842f2b2a4041ce218b5b579f4a598412d7beb9ef3322091362fe394ed38fc4cc23049e8fb8403812902f866a4b1cbd4b772351947a12e31d1694de6939b899ff1b",
"signer": "0x23dF8876fD80368D375d911e3CbDFd15B8e85CB5",
"userId": "827420993"
}
}