Analyzer settings:
{
index.version.created: "900299",
index.number_of_replicas: "1",
index.number_of_shards: "5",
index.analysis.analyzer.tweet_analyzer.filter.1: "tweet_filter",
index.mappings.mention.properties.content.type: "string",
index.analysis.analyzer.tweet_analyzer.filter.0: "lowercase",
index.analysis.analyzer.tweet_analyzer.tokenizer: "whitespace",