{
  "manageEntity": {
    "action": "Repost",
    "entityId": "255440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbde5374e98067bda93d67e603fb4bab8c789665bce5b86af932b490a042b449d",
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    "signer": "0xd648B38B61b65e4F8df57D4EE65560D8DaacFDb2",
    "userId": "277314120"
  }
}