{
  "manageEntity": {
    "action": "Repost",
    "entityId": "557776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9b1980f4351d00a4775bc8d6dcea03b644eca944b6442bfb6d55acc3d598fdca",
    "signature": "0xce4a787f465c24b52526fbffd26b8473efcefe808f83a8c7d6873bb11681c06c1ed17afe5516d70fbf702906838ba43d8128903919de833bf0f3877c7e5f4ac41b",
    "signer": "0x722b43224Dbc7d6931b3C690696EF03933374bff",
    "userId": "772126389"
  }
}