{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1892420533",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7517a9ef8cd6f5aaf5683886c4e47a58610f890e13801cb0c0568ca70199b50c",
    "signature": "0xf5c17011b5c3f0846f676075434306919511c2b4c8d4fde3312d821af94f0c87214a3ce7375188ea07a96121d2164140c314a34775e0a2bc9d4395fd04dd887e1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}