Simplified JSON check
Simplified JSON check

What I had originally written was overkill, since the types are checked later
when the JSON is actually unmarshaled into a pb.ChaincodeInput structure.

gromeroar/fabric,bburgdave/fabric,hyperledger-archives/fabric,itp4IBM/fabric,andresgaragiola/fabric,ariccy/fabric,gromeroar/fabric,gennadylaventman/fabric,gongsu832/obc-peer,andresgaragiola/fabric,angrbrd/fabric,itp4IBM/fabric,murali-katipalli-dtcc/fabric,tuand27613/fabric,angrbrd/fabric,sumanair/obc-peer,ahuachen/fabric,srderson/fabric,JonathanLevi/fabric,tuand27613/obc-peer,noamher/obc-peer,binhn/obc-peer,ahuachen/fabric,andresgaragiola/fabric,itp4IBM/fabric,popldo/fabric,binhn/obc-peer,itp4IBM/fabric,itp4IBM/fabric,JonathanLevi/fabric,adecaro/fabric,hyperledger-archives/fabric,bren3582/fabric,jjjjibm/fabric,ariccy/fabric,ghaskins/obc-peer,JonathanLevi/fabric,gongsu832/obc-peer,popldo/fabric,ahuachen/fabric,popldo/fabric,openblockchain/obc-peer,angrbrd/fabric,ariccy/fabric,jjjjibm/fabric,ghaskins/obc-peer,tuand27613/fabric,gennadylaventman/fabric,gongsu832/fabric,srderson/fabric,adecaro/fabric,tuand27613/obc-peer,rameshthoomu/obc-peer,binhn/obc-peer,hyperledger-archives/fabric,ghaskins/obc-peer,JonathanLevi/fabric,popldo/fabric,angrbrd/fabric,bburgdave/fabric,gromeroar/fabric,bburgdave/fabric,angrbrd/fabric,hyperledger-archives/fabric,srderson/fabric,noamher/obc-peer,openblockchain/obc-peer,isghe/obc-peer,tuand27613/fabric,bren3582/fabric,adecaro/fabric,noamher/obc-peer,murali-katipalli-dtcc/fabric,bren3582/fabric,isghe/obc-peer,isghe/obc-peer,hyperledger-archives/fabric,angrbrd/fabric,ahuachen/fabric,JonathanLevi/fabric,rameshthoomu/obc-peer,gromeroar/fabric,andresgaragiola/fabric,bren3582/fabric,tuand27613/fabric,jjjjibm/fabric,itp4IBM/fabric,srderson/fabric,bren3582/fabric,JonathanLevi/fabric,gennadylaventman/fabric,itp4IBM/fabric,andresgaragiola/fabric,angrbrd/fabric,murali-katipalli-dtcc/fabric,hyperledger-archives/fabric,gongsu832/fabric,hyperledger-archives/fabric,jjjjibm/fabric,rameshthoomu/obc-peer,ahuachen/fabric,openblockchain/obc-peer,bren3582/fabric,bren3582/fabric,popldo/fabric,ariccy/fabric,tuand27613/fabric,gromeroar/fabric,adecaro/fabric,jjjjibm/fabric,murali-katipalli-dtcc/fabric,andresgaragiola/fabric,gromeroar/fabric,jjjjibm/fabric,tuand27613/fabric,gongsu832/fabric,murali-katipalli-dtcc/fabric,srderson/fabric,sumanair/obc-peer,gongsu832/fabric,ghaskins/obc-peer,gennadylaventman/fabric,gromeroar/fabric,gennadylaventman/fabric,tuand27613/fabric,murali-katipalli-dtcc/fabric,isghe/obc-peer,tuand27613/obc-peer,ahuachen/fabric,ariccy/fabric,adecaro/fabric,bburgdave/fabric,popldo/fabric,sumanair/obc-peer,srderson/fabric,ariccy/fabric,adecaro/fabric,ahuachen/fabric,andresgaragiola/fabric,gongsu832/obc-peer,srderson/fabric,bburgdave/fabric,gennadylaventman/fabric,ariccy/fabric,jjjjibm/fabric,murali-katipalli-dtcc/fabric,JonathanLevi/fabric,gennadylaventman/fabric,popldo/fabric,isghe/obc-peer,adecaro/fabric