{
  "manageEntity": {
    "action": "Repost",
    "entityId": "553878",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xed7d8114090898eba25a350cf3e34d8f255734d73b9f3b35ce73e128dcbe0d3f",
    "signature": "0xf6b872bca8d613a7ec105c27945375b8c9b7c7ea24cef63643609c6afd9ba0777119e175302a672caefff813e01e3fdd261b716bf3ee49375567adc9f5ba78cf1c",
    "signer": "0xD07A680d4F48bA7Cc076c23f40870AccBbad1987",
    "userId": "16411799"
  }
}