{
  "manageEntity": {
    "action": "Repost",
    "entityId": "416333644",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe43f98a2c040b2699d511b94a9e5a5b5bf7dcea92f48f0b08a5ed83c8c07f456",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}