{
  "manageEntity": {
    "action": "Repost",
    "entityId": "747375",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd28930ab3e34e28d24583732aa8dd1e0831723c614bba940aeebde515ca4394d",
    "signature": "0x929afd6a10650c71f9c6f35f3f24a7e0ee94afc9917f94dac54ec90650496c2c242a6384c9acdeaeeec8378b153497a287e5b44f0bdb26a030943ad7d746ff371b",
    "signer": "0xb51B50C9b7d88C66d31539161F4BA9Dd72a17dF5",
    "userId": "465531556"
  }
}