Bukkit

Example how to build it out for Spigot:

#Hover Types:
#ACHIVEMENT
#ENTITY
#ITEM
#TEXT - DEFAULT if written not exist

#Click Types:
#CHANGE_PAGE
#OPEN_FILE
#OPEN_URL - DEFAULT if written not exist
#RUN_COMMAND
#SUGGEST_COMMAND

example:
    a_message: 'Hello'
    b_message: 
        message: 'Hello'
        hover-msg: 'I am a hover message'
        hover-type: text
        click-msg: 'https://dev.bukkit.org/projects/mcjobs'
        click-type: url
    c_message:
        seperator: ', '
        messages:
            placeholder:
                message: 'Hello'
                hover-msg: 'I am a hover message'
                hover-type: text
                click-msg: 'https://dev.bukkit.org/projects/mcjobs'
                click-type: url
            placeholder2:
                message: 'Hello 2'
                hover-msg: 'I am a hover message'
                hover-type: text
                click-msg: 'https://dev.bukkit.org/projects/mcjobs'
                click-type: url
            placeholder3: 'Hello 3'

More follow later here.