{
  "manageEntity": {
    "action": "Repost",
    "entityId": "856554463",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x452871ea4ab9453d396c915b3fa2f730aa8bda47ea766ac92ec3278fa5e4b52c",
    "signature": "0x52081372f4afa5afe0ab5df263f2d220f5e38ff7e465c12fdd7b5ea657224c287e76724a6fb4dbc399098ffad5efeb24330b5e8b06fdc2d4f84da614d7cc68de1c",
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    "userId": "584186978"
  }
}