Constructor: keyboardButtonStyle
Attributes:
Type: KeyboardButtonStyle
Example:
$keyboardButtonStyle = ['_' => 'keyboardButtonStyle', 'bg_primary' => Bool, 'bg_danger' => Bool, 'bg_success' => Bool, 'icon' => long];
$keyboardButtonStyle = ['_' => 'keyboardButtonStyle', 'bg_primary' => Bool, 'bg_danger' => Bool, 'bg_success' => Bool, 'icon' => long];