{
  "manageEntity": {
    "action": "Repost",
    "entityId": "456693",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c8cc2290115660577c89f650130ce6dfc9593e1ef2ac531101cddf2467374c1",
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    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}