{
  "manageEntity": {
    "action": "Repost",
    "entityId": "210153",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9da8c0deefdeb13e87984004cc8051f2f4340fdb947e7e8fbc357da9e92c22f4",
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    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}