{
  "manageEntity": {
    "action": "Repost",
    "entityId": "397064357",
    "entityType": "Track",
    "nonce": "1786995641665177337",
    "signature": "0x39d886458860231cde4be7b150b2ad99e513c0d4a158c8745768bb7e25a9e08436190d370fee19e04d0ab49ddb541b7c40a966082972f0a7c47b8e9742fce2241c",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}