{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647046",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1963f30397c94ee8245a27d8fcbfe486e7a774dd01ec4141db6f905a0b67731f",
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    "signer": "0x730D61884359389d8aA22afeF2b83FF4F7c9ee63",
    "userId": "342017819"
  }
}