{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1390639154",
    "entityType": "Track",
    "nonce": "1792370880079579270",
    "signature": "0x6b224fc5a2c9ca01c0c91611f2bdc8d9803995262753f08d330e398fd4673a192c7d134c16c1c9af8b8e333e95bdfc9304d52dc261e99ed4ab69e5568104fd6a1b",
    "signer": "0x512F9723ECbDB6Dc537A671b3D2fb35CC68017a4",
    "userId": "105562689"
  }
}