{
  "manageEntity": {
    "action": "Repost",
    "entityId": "378609499",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x25a560f61d19ee0a37204a7f0ac3f1b2544879e375d3b8555d3d6819259c3ff7",
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    "userId": "456716469"
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}