{
  "manageEntity": {
    "action": "Share",
    "entityId": "880716321",
    "entityType": "Track",
    "nonce": "0x915c6ba5af444b3c3a9c280dbbb16fde680183f4addba370ea1efce6ad3b5411",
    "signature": "0xa87db25fd79d343d369055fb162ddf19a5c978520ab2b8153a4045a0cc32b6bf66812b8f7a7806f872bc128ff658c082efabbdef30f0049661b00eef8f248e5d1b",
    "signer": "0x56F7450749B92d306C521a22A64BFfc99f3C4756",
    "userId": "507170227"
  }
}