{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854756",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc4c84f093abb5e777503966b7161b7d3393a2f6f2da5da031206361cda282121",
    "signature": "0x030630142c66bc9d7d2f663c8f4a68d985d06b437d07478eca295be421da47ff69f4966b0cc2e1a1884664dc87c56187b272980c7ad3d0d1e8ffeeb3ca0a2c9f1b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}