{
  "manageEntity": {
    "action": "Repost",
    "entityId": "21888491",
    "entityType": "Track",
    "nonce": "1793112408351644426",
    "signature": "0x76286b559b4f77f4c23a3766d683ec1cda1b75505d049b14030dfc7d3c61ebc267f30e3ef80de9cb2fe78eef74f104d92d3d9159105907c0e8358845ee0adcdf1b",
    "signer": "0x6620103988B969bE5810F1B5530c1A44Fe6048A1",
    "userId": "568518925"
  }
}