{
  "manageEntity": {
    "action": "Repost",
    "entityId": "768762",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd1440415a38293621aa6d4bb7e1eea3c9c82d2037d6bfeec49d1836c4d3bc19f",
    "signature": "0x6cb266f2ff4d8267ca22a157669f7467b7f68dc0bb1389bf61a6c49174e95b633aff600d371f83e9ade4f5e283d992a9f0e364294485c75487c98bb1e42287c41b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}