{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe0ec83937525b5e8fb79f00d1a571e2a8f4493ce2c215b520a081b87b19c7b7a",
    "signature": "0x7e1efa4458f22e6c751eef910779fdbcee1958287785d3cf5dad2c258753cc3f2b70ad5a98fcd69cc7f0353c5b5ce478f9d62195c9e0e0b7b1fd6a9d36b3f8eb1b",
    "signer": "0x3324C23609BC25902C39CFa38CF40581c7Bc7F87",
    "userId": "229134011"
  }
}