{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900768940",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x861ecf6fa10de5bed9a73a26bdec576987f1e984da23ac6e8eb9415f62fa5490",
    "signature": "0x39750ede1936a7e7ee3f4c6fb22889bd2fdd3940018c65d418f8b9c9ec640f716c6fb6acde12c63d3790a9bbbb23023d9601d3cc4daeb5d862a2f5748205b2f61b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}