Thanks @honnibal for your inmediate response. Here is a fragment of the 1st line of the text:

{"text":"BOCCE Bolet\u00edn Oficial Ciudad de Ceuta A\u00f1o XCV Viernes de Febrero de 2020 SUMARIO AUTORIDADES Y PERSONAL EXTRAORDINARIO CIUDAD AUT\u00d3NOMA DE CEUTA 22.- Decreto de fecha 19 de febrero de 2020, por el que se nombra a ....}

The, this is a fragmento of the first line of the tokens:

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Please let me know once you can check it, so I can delete it.