{
  "manageEntity": {
    "action": "Repost",
    "entityId": "617778346",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xac650984fb4c6e26d1ceb1e18c2b6c1a6fadeb846327939521f1f95569fdb1b3",
    "signature": "0xda5e5858f81f1792547f506c261d95745379d0df3ac19dbcd484e627f3a90c0a4300d0e39da0ca575dc916fec82580567cec5a036a08c11a29948bec8700fe141b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}