Starting on hyperledger fabroc : so I was following a tutorial on medium 
[Tutorial Link][1]
and his transaction structure and mine were different , his was :
[![Submit Transaction][2]][2]
and mine was:
[![my trasaction][3]][3]


  [1]: https://medium.freecodecamp.org/how-to-build-a-blockchain-network-using-hyperledger-fabric-and-composer-e06644ff801d?_branch_match_id=582194111361612536
  [2]: https://i.stack.imgur.com/2v6qt.png
  [3]: https://i.stack.imgur.com/JVreh.png