{
  "manageEntity": {
    "action": "Repost",
    "entityId": "849141",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c361672e8d4cbf0941f00845f7ee9b1cafe62288c091b1737207149fe0caf51",
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    "signer": "0xA59019D8b271B1fC56c696FAB98A82581d424Db5",
    "userId": "46085"
  }
}