{
"manageEntity": {
"action": "Download",
"entityId": "371542793",
"entityType": "Track",
"nonce": "0x6016ed7391660ba1615513830ee8c8991384863510a7814442dad89a1e847b73",
"signature": "0x02543dc4c83ede3c86ca84be8ceda73e37044766c807a73b0db6faef20f11f4148ced65fdfcca0076461792bcc3c17c6c14cd07d8164ea0df4f4298995cf39f41b",
"signer": "0x04820356a9CC91A28004eD302f00D480BFEb3c3a",
"userId": "702827565"
}
}