{
  "manageEntity": {
    "action": "Repost",
    "entityId": "398125737",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa3db43d7315d9d0075f8c51b704813ef14773abced9b5fbb1dc6aff1dc4ccae3",
    "signature": "0x4f897819d3edbb6a9c3e546ad5b16402c536a996d0634cac40080061141506c151805d27331fb544e1e4796b1741f1d17f731c14269f4ccc4fdd4ca0017a86f61c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}