{
  "manageEntity": {
    "action": "Repost",
    "entityId": "621351852",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x896fc51f63c753305cf2e2f81e835828ed173bc9bbb51117591c5a00abdfa1ad",
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    "userId": "486490947"
  }
}