{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1389066860",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd96d10a75ed45c3d70e5993f1e6f4a82268ef3675e1f88bbf92d78e9d1095f35",
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    "signer": "0x4dafC3e774A1033C5604372f17ccBDcE545f478D",
    "userId": "889450527"
  }
}