{
  "manageEntity": {
    "action": "Repost",
    "entityId": "406210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc6828eeba260a818267a0d9fc8435146a9e19db5cee5386ad9cf618d73d4d82",
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    "signer": "0x136A4e19270387bc21d7e58a9592D46864B0Ad57",
    "userId": "956002390"
  }
}