{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1559945510",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4da2b4f3924ae94f3dbcc5eb46a69fd3cedb780a860cddf0f7af7045022d8746",
    "signature": "0xfd7969f032d8bbd138535672b8ded7f42dc8ae19618a0a276ef406bdf6120e1169937df4c162cef51681176ecd0a35d367cd880a193d4ef961ef14876481c1721c",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}