{
"manageEntity": {
"action": "Download",
"entityId": "336542326",
"entityType": "Track",
"nonce": "0xf20ed48f87c4467f91ece87eed8b46e6df256ea19b47f2a1d86f6a1b9d53838f",
"signature": "0xab2e193175ea3c3104f8cb2d70340d141f2026ab169c77ff89789b6c387308ef457673db690899038fd7961e930533d42c69142290be5af6e7eb4dd093089da01c",
"signer": "0x2aEfd63D93E143ED5DF78f99fe3DebDEc6d51088",
"userId": "466712647"
}
}