text: import Hasher from './Hasher'
  import ObjectHelpers from './ObjectHelpers'
  import {Blockchains} from '../models/Blockchains';
  
  export default class ContractHelpers {
  
      static getContractAndActionNames(transaction){
          return {contract:transaction.code, action:transaction.type};
      }
  
      static contractActionChecksum(contract, action, domain, network){
          return Hasher.insecureHash(JSON.stringify(Object.assign({},
              {contract, action, domain, network})
          ));
      }
  
  }