{
"manageEntity": {
"action": "Download",
"entityId": "502058436",
"entityType": "Track",
"metadata": "{\"cid\":\"\",\"data\":{}}",
"nonce": "0x0003be7714f146d814bd73b5c49f79bd4a70f593681db876d6f2a0afdb997c6e",
"signature": "0xe3ec369dddffa82ca4f4739e1ec5c49444c8a85e19beec3f9e1c9defc879af08703bea104892a94f0db5adecafc2424cda9d11448a437253378ea66e74446cfc1b",
"signer": "0x72119e5C4B7Ce3C0c856D159A264C02FA71570DF",
"userId": "80047"
}
}