diff --git a/src/main/java/org/qortal/api/resource/AtResource.java b/src/main/java/org/qortal/api/resource/AtResource.java
index fd045b7d..80a6e299 100644
--- a/src/main/java/org/qortal/api/resource/AtResource.java
+++ b/src/main/java/org/qortal/api/resource/AtResource.java
@@ -9,6 +9,7 @@ import io.swagger.v3.oas.annotations.parameters.RequestBody;
 import io.swagger.v3.oas.annotations.responses.ApiResponse;
 import io.swagger.v3.oas.annotations.tags.Tag;
 
+import java.io.IOException;
 import java.util.List;
 
 import javax.servlet.http.HttpServletRequest;
@@ -39,10 +40,13 @@ import org.qortal.transform.TransformationException;
 import org.qortal.transform.transaction.DeployAtTransactionTransformer;
 import org.qortal.utils.Base58;
 import java.util.Base64;
-
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import com.fasterxml.jackson.databind.ObjectMapper;
 @Path("/at")
 @Tag(name = "Automated Transactions")
 public class AtResource {
+	private static final Logger logger = LoggerFactory.getLogger(AtResource.class);
 
 	@Context
 	HttpServletRequest request;
@@ -183,15 +187,27 @@ public class AtResource {
 					)
 			}
 	)
-	public byte[] createMachineState(CreationRequest request) {
-		return MachineState.toCreationBytes(
-				request.getCiyamAtVersion(),
-				request.getCodeBytes(),
-				request.getDataBytes(),
-				request.getNumCallStackPages(),
-				request.getNumUserStackPages(),
-				request.getMinActivationAmount()
-		);
+	public String createMachineState(String jsonBody) throws IOException {
+		ObjectMapper objectMapper = new ObjectMapper();
+		CreationRequest request = objectMapper.readValue(jsonBody, CreationRequest.class);
+
+			logger.info("ciyamAtVersion: {}", request.getCiyamAtVersion());
+			logger.info("codeBytes: {}", request.getCodeBytes());
+			logger.info("codeBytes: {}", request.getNumUserStackPages());
+			logger.info("codeBytes: {}", request.getDataBytes());
+			logger.info("codeBytes: {}", request.getNumCallStackPages());
+			logger.info("codeBytes: {}", request.getMinActivationAmount());
+			byte[] creationBytes =  MachineState.toCreationBytes(
+					request.getCiyamAtVersion(),
+					request.getCodeBytes(),
+					request.getDataBytes(),
+					request.getNumCallStackPages(),
+					request.getNumUserStackPages(),
+					request.getMinActivationAmount()
+			);
+			return Base58.encode(creationBytes);
+
+
 	}
 	@POST
 	@Operation(
diff --git a/src/main/java/org/qortal/data/transaction/CreationRequest.java b/src/main/java/org/qortal/data/transaction/CreationRequest.java
index efdfc738..9d50458c 100644
--- a/src/main/java/org/qortal/data/transaction/CreationRequest.java
+++ b/src/main/java/org/qortal/data/transaction/CreationRequest.java
@@ -1,10 +1,11 @@
 package org.qortal.data.transaction;
 
 import java.util.Base64;
-
+import com.fasterxml.jackson.annotation.JsonProperty;
 public class CreationRequest {
 
     private short ciyamAtVersion;
+    @JsonProperty("codeBytesBase64")
     private String codeBytesBase64;
     private String dataBytesBase64;
     private short numCallStackPages;
@@ -24,15 +25,27 @@ public class CreationRequest {
     }
 
     public byte[] getCodeBytes() {
-        return Base64.getDecoder().decode(this.codeBytesBase64);
+        if (this.codeBytesBase64 != null) {
+            return Base64.getDecoder().decode(this.codeBytesBase64);
+        }
+        return new byte[0];
     }
 
     public void setCodeBytesBase64(String codeBytesBase64) {
         this.codeBytesBase64 = codeBytesBase64;
     }
+    public String getCodeBytes2() {
+        return codeBytesBase64;
+
+    }
+
+
 
     public byte[] getDataBytes() {
-        return Base64.getDecoder().decode(this.dataBytesBase64);
+        if (this.dataBytesBase64 != null) {
+            return Base64.getDecoder().decode(this.dataBytesBase64);
+        }
+        return new byte[0];
     }
 
     public void setDataBytesBase64(String dataBytesBase64) {