{
  "manageEntity": {
    "action": "Repost",
    "entityId": "318905",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64c4f7ad7d2f4717359124fcf515b12980940947a8ab951e18ac4e6c232fdad7",
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    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}