{
  "manageEntity": {
    "action": "Repost",
    "entityId": "374701",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6441cc14f97d2f1fcd654fae47449443882162802ddf326d1787506fdcc3bbfe",
    "signature": "0x4f29ad4078638a883d3933af1f499d222ca0607a43ef6373cfa4a4fd784b6bb644951001eecdef4b7d6107e68108c290b52c8945aa693699b8e103a54808e9eb1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}