{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576566",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2ac6b7d2c165c86bbcea53342d688392c604446cf4019f294b41b4026d4ffe1c",
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    "signer": "0xD07A680d4F48bA7Cc076c23f40870AccBbad1987",
    "userId": "16411799"
  }
}