{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819606991",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x507b89c737bcdf2f023db84284d8b9e082594ae7abba9430451d549eda040790",
    "signature": "0x3644dae19040f42aa47348ef19b9ac5156277a0d17d17925a23785a07050caff7722270ba1fcef56d8a5b1b297dc747d6054620bd75187d518fbc1a164a4bf241c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}