{
  "manageEntity": {
    "action": "Repost",
    "entityId": "834128269",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x74f06c01f6f6cd5000810ed9076dec1a1d48ecbcc3b3a18519c9e94a4838f7f1",
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    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}