README.md in libra_client-0.1.1 vs README.md in libra_client-0.1.2

@@ -1,10 +1,9 @@
 # LibraClient
 
-Welcome to your new gem! In this directory, you'll find the files you need to be able to package up your Ruby library into a gem. Put your Ruby code in the file `lib/libra_client`. To experiment with that code, run `bin/console` for an interactive prompt.
+LibraClient is an unofficial client for [Libra blockchain](http://libra.org). The library allows Ruby program to interact with Libra nodes with [protobuf](https://developers.google.com/protocol-buffers/) message through [grpc](https://grpc.io/). 
 
-TODO: Delete this and the text above, and describe your gem
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
@@ -23,30 +22,27 @@
 ## Usage
 
 
 ```ruby
 require 'libra_client'
-LibraClient.get_transaction(0) #get the genesis transaction
-LibraClient.get_transaction(1) #get the first transaction
-version = LibraClient.get_latest_transaction_version
-LibraClient.get_transaction(version) #get the latest transaction
+client = Libra::Client.new(:testnet)
+client.get_transaction(0) #get the genesis transaction
+client.get_transaction(1) #get the first transaction
+version = client.get_latest_transaction_version
+client.get_transaction(version) #get the latest transaction
 
-LibraClient.get_account_state(ASSOCIATION_ADDRESS)
+client.get_account_state(ASSOCIATION_ADDRESS)
 ```
 
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake test` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.
 
 To install this gem onto your local machine, run `bundle exec rake install`. To release a new version, update the version number in `version.rb`, and then run `bundle exec rake release`, which will create a git tag for the version, push git commits and tags, and push the `.gem` file to [rubygems.org](https://rubygems.org).
 
 ## Contributing
 
-Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/libra_client. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.
+Bug reports and pull requests are welcome on GitHub at https://github.com/yuanxinyu/libra_client. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the [Contributor Covenant](http://contributor-covenant.org) code of conduct.
 
 ## License
 
 The gem is available as open source under the terms of the [MIT License](https://opensource.org/licenses/MIT).
-
-## Code of Conduct
-
-Everyone interacting in the LibraClient project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the [code of conduct](https://github.com/[USERNAME]/libra_client/blob/master/CODE_OF_CONDUCT.md).