{
  "manageEntity": {
    "action": "Repost",
    "entityId": "388681",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d588c30407b346806dbf2f328cb9825e14b0e3c886abe8c254ff3a512b7d60a",
    "signature": "0xd46124e4fe37b1970a8086d812d316dcc352e8c86f173ce5bbfe47364510ee405b67c739fdc99668916ad2527ea61f93675d3b4de21e69be60b38e1e0a63fc851b",
    "signer": "0x67479063A246B10560F7FfC48Dba47268867417B",
    "userId": "745004514"
  }
}