{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576491327",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8f63fbfd835e8c00365b1b85687626913291b25e3aab1fc83113cc69cdaadc9d",
    "signature": "0x1596ca53e38b13cc1fa6b57dfb6e5201d78ac3805b314e3f5a51647d9bcda98e67fd66503053d7856f22a405748c8fcd15fbf2545383e11347114a28558d80341b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}