This method concats two messages and put an 'at' symbol between them so that we can
divide it later with the method getAllFields for example
This means that a Message should never contain the symbol 'at'
It is advised to only use Base64 string in the message to avoid any issue
This method concats two messages and put an 'at' symbol between them so that we can
divide it later with the method getAllFields for example
This means that a Message should never contain the symbol 'at'
It is advised to only use Base64 string in the message to avoid any issue