{
  "manageEntity": {
    "action": "Repost",
    "entityId": "539544090",
    "entityType": "Track",
    "nonce": "1785345040518202347",
    "signature": "0x44062e89def586816172385eec026c8c2bdc72a8a6968cb66d69f079d5ecbda95670718f490bfeba7c1afeb91fa5d6e4ca72d4c484c8d648ed98b6e6ec580d571c",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}