{
  "manageEntity": {
    "action": "Repost",
    "entityId": "646094724",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1fb7247c38e5c6b95e9716618897ecfe0abb5560fa66eb1990a2cc0fe7d9e031",
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    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}