{
  "manageEntity": {
    "action": "Repost",
    "entityId": "770268388",
    "entityType": "Track",
    "nonce": "1790358431115888627",
    "signature": "0xf05e37744b09014496092c8c8204552472099246c921d63ccd399f068943fe9419381b9f314b8b08be2f6fbfc3d64c8fe35c0e8c5d530289fd79dd5ddca8955c1b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}