The file site is that the initial installation cost is higher than the rental type.

The file site is that the initial installation cost is higher than the rental type.
Error
SyntaxError: Unexpected token ÿ in JSON at position 0
   at JSON.parse (<anonymous>)
   at /root/rankerxmobiledoc/index.js:61:55
   at Layer.handle [as handle_request] (/root/rankerxmobiledoc/node_modules/express/lib/router/layer.js:95:5)
   at next (/root/rankerxmobiledoc/node_modules/express/lib/router/route.js:137:13)
   at Route.dispatch (/root/rankerxmobiledoc/node_modules/express/lib/router/route.js:112:3)
   at Layer.handle [as handle_request] (/root/rankerxmobiledoc/node_modules/express/lib/router/layer.js:95:5)
   at /root/rankerxmobiledoc/node_modules/express/lib/router/index.js:281:22
   at Function.process_params (/root/rankerxmobiledoc/node_modules/express/lib/router/index.js:335:12)
   at next (/root/rankerxmobiledoc/node_modules/express/lib/router/index.js:275:10)
   at /root/rankerxmobiledoc/node_modules/body-parser/lib/read.js:130:5