{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454645691",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7d7c8df4e72f40dff5fcb9ef3aa9a308c8bcb1c61e7cc39cfca4cadf607ded2f",
    "signature": "0xc368e94ef24ea2c094a027d2e9dacd09f733a4f19d1af60755572175a371d9ad209c5e7a912bf308ec5abfa578c194a308cff517587842bf5e3a7db1fdd44df31b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}