{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504574049",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8019812d2a8b6c8e2a12aa5e804b96b061a5e7c19cb5c151d0611e927a063cfa",
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    "userId": "456716469"
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}