message: Added test methods for success case
diff: @@ -200,5 +200,16 @@ describe('Tron', function() {
  const txJson = JSON.stringify(UnsignedInvalidContractBuildTransaction);
  should.throws(() => txBuilder.from(txJson));
  });
  +
  + it('should validate JSON transaction', () => {
  + const txJson = UnsignedAccountPermissionUpdateContractTx;
  + should.doesNotThrow(() => txBuilder.from(txJson));
  + });
  + console.log
  +
  + it('should validate stringified JSON transaction', () => {
  + const txJsonString = JSON.stringify(UnsignedBuildTransaction);
  + should.doesNotThrow(() => txBuilder.from(txJsonString));
  + });
  });
  });
  