Data is from the city's open data portal http://data.cityofsacramento.org/home. Unfortunately the output has embedded HTML. This repo contains a JSON version of the data provided from the data portal http://data.cityofsacramento.org/visualizations/7512/locations-of-city-trees/
git clone https://github.com/a-axton/sacramento-tree-data.git
or
npm install sacramento-tree-data --save