{
  "manageEntity": {
    "action": "Repost",
    "entityId": "498344682",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe79fdef6a2d80080f987fb17f278f10b7efb785008ba2805535d845418d62273",
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    "signer": "0xCedE64dcD8b0FdEDBdADF4b0ba433797eD6301c9",
    "userId": "638733607"
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}