{
  "manageEntity": {
    "action": "Repost",
    "entityId": "559540256",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x384db8c1473760a86d2187d9be773015ede276ffd9e790c03f5e1fcce07cfcb0",
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    "signer": "0xB28c3e71Ce63Ff378DF87C1f77d4F79d444b5E98",
    "userId": "92529900"
  }
}