@Override
  public @NotNull String toString() {
    return this.buildToString(new StringBuilder(), 0).toString();
  }
Serializes this node to a string.

@param sb the string builder to serialize into
@param indent the current indent level
@return the passed string builder, for chaining
@since 4.10.0
text-minimessage/src/main/java/net/kyori/adventure/text/minimessage/internal/parser/node/ElementNode.java