{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438305464",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2a45a2aa8a3ab07721bf7dfe43e974550b8fbbd73bdc3395e90308215dccbe84",
    "signature": "0xc519e55d0ae35a960b0bc7c0fbfe23d6791c41efd81a3e912d99756b9e013f876e42d11718e391c45bd0ef50f918077c86299d79c9b7a2b271b1cf16183f00111c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}