You have to set the attribute "mime.type" to "application/json" with for example the UpdateAttribute-Processor. [Image] You have to use EvaluateJSONPath-Processor to format it correct. [Image] You have to configure the EvaluateJSONPath-Processor and add it a attribute. The name is of the attribute doesnt care. As value you set "$". So it will use the whole Flowfile and will format it correctly. [Image] ... View more