{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515738543",
    "entityType": "Track",
    "nonce": "1786154393203851696",
    "signature": "0xc65cb22f19d474031d3fa5c0c002a5f074ab17f2a12b80c40828a493948a536e3d0a959b555c73362f83378e7d306329428bf942b06707dda340e139b3dd01261b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}