{
  "manageEntity": {
    "action": "Repost",
    "entityId": "521931779",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3e52fc5d0263530784fc91729c7d900773cd9588b0e28285306c4b6d20e4e72d",
    "signature": "0x08ce39ede7ea7f61ea52349d1eb1836354f6f4abe3f556287523d2975bb15e5f55d67b6dd4d3dbc25ca734843c54d8f6faaf4e319efc8e4ddfd6a88e788bc8b41b",
    "signer": "0xA27B00F57fC7B3E81c4d7C4919aCec97E1fCf667",
    "userId": "329513359"
  }
}