{
  "manageEntity": {
    "action": "Share",
    "entityId": "1421072905",
    "entityType": "Track",
    "nonce": "0x5843c413c65d2dea6fea3c18b9ffa74ddac25addc870babb29f0da2bb83944ff",
    "signature": "0x551ad1885eefacbff29b87dc86fcd5040b6fe5cd3948d4c6cb5e1f39d3ef93151a6c874044fedafa63a1397eb8a778bab550b65429946d78ce0ca56a11d02ebb1c",
    "signer": "0x299d27678baca92c54ABa9b7bBE223AaAd22Be9F",
    "userId": "172280"
  }
}