Crash report after /tellraw command

Minecraft has crashed after using /tellraw.
The command was:

/tellraw @a {"text":"","extra":[{"text":"OO ","color":"red","bold":"true","obfuscated":"true","clickEvent":{"action":"open_url","value":"ee"}},{"text":"Click here:  ","color":"gold"},{"text":"Link","color":"dark_aqua","bold":"true","underlined":"true","clickEvent":{"action":"open_url","value":"link.biz/link/link"}},{"text":" OO","color":"red","bold":"true","obfuscated":"true","clickEvent":{"action":"open_url","value":"link.biz/link/link"}}]}