message: fix test logic
diff: }\
  }", (unsigned long)seqNo ];
  + __block NSString *claimsJson = nil;
  +
  ret = [SovrinAnoncreds proverGetClaimsForProofReq: walletHandle
  proofReqJSON: proofReqJSON
  - completion: ^(NSError* error, NSString* claimsJSON)
  + completion: ^(NSError* error, NSString* claimsJSON1)
  {
  + claimsJson = claimsJSON1;
  XCTAssertEqual(error.code, Success, "proverGetClaimsForProofReq() got error in completion");
  [completionExpectation fulfill];
  NSAssert( ret.code == Success, @"proverGetClaimsForProofReq() failed!");
  [self waitForExpectations: @[completionExpectation] timeout:[TestUtils defaultTimeout]];
  + NSDictionary *claims = [NSJSONSerialization JSONObjectWithData:[NSData dataWithBytes:[claimsJson UTF8String]
  + length:[claimsJson length]]
  + options:kNilOptions
  + error: &ret];
  + NSAssert( claims, @"serialization failed");
  +
  + NSDictionary *claims_for_attr_1 = [[ [claims objectForKey: @"attrs" ] objectForKey: @"attr1_uuid"] objectAtIndex: 0 ];
  +
  + NSAssert( claims_for_attr_1, @"no object for key \"attr1_uuid\"");
  +
  + NSString *claimUUID = [claims_for_attr_1 objectForKey:@"claim_uuid"];
  +
  +
  +
  // 9. Prover create Proof for Proof Request
  completionExpectation = [[ XCTestExpectation alloc] initWithDescription: @"completion finished"];
  NSString* requestedClaimsJSON = [ NSString stringWithFormat: @"{\
  \"self_attested_attributes\":{},\
  - \"requested_attrs\":{\"attr1_uuid\":[\"%lu\",true]},\
  - \"requested_predicates\":{\"predicate1_uuid\":\"%lu\"}\
  - }", (unsigned long)seqNo, (unsigned long)seqNo ];
  + \"requested_attrs\":{\"attr1_uuid\":[\"%@\",true]},\
  + \"requested_predicates\":{\"predicate1_uuid\":\"%@\"}\
  + }", claimUUID, claimUUID ];
  - NSString *schemas = [NSString stringWithFormat: @"{\"%lu\":%@}", (unsigned long)seqNo, schema];
  + NSString *schemas_json = [NSString stringWithFormat: @"{\"%@\":%@}", claimUUID, schema];
  - NSString *claimDefsJSON = [NSString stringWithFormat: @"{\"%lu\":%@}", (unsigned long)seqNo, claimJSON];
  + NSString *claimDefsJSON = [NSString stringWithFormat: @"{\"%@\":%@}", claimUUID, claimJSON];
  NSString *revocRegsJsons = @"{}";
  ret = [SovrinAnoncreds proverCreateProof: walletHandle
  proofReqJSON: proofReqJSON
  requestedClaimsJSON: requestedClaimsJSON
  - schemasJSON: schemas
  + schemasJSON: schemas_json
  masterSecretName: masterSecretName
  claimDefsJSON: claimDefsJSON
  revocRegsJSON: revocRegsJsons
  ret = [SovrinAnoncreds verifierVerifyProof: proofReqJSON
  proofJSON: proofJSON
  - schemasJSON: schemas
  + schemasJSON: schemas_json
  claimDefsJSON: claimDefsJSON
  revocRegsJSON: revocRegsJsons
  completion: ^(NSError *error, BOOL valid)
  