{
  "manageEntity": {
    "action": "Repost",
    "entityId": "2121327831",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf89033c424d4bcbde0c7046e1439c0c992739c5f0c7715003b9d0586b0a6ba3d",
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    "userId": "456716469"
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}