diff --git a/asset-transfer-basic/maven-example/pom.xml b/asset-transfer-basic/maven-example/pom.xml
index b3b2a7f9..90e1caaa 100644
--- a/asset-transfer-basic/maven-example/pom.xml
+++ b/asset-transfer-basic/maven-example/pom.xml
@@ -76,6 +76,11 @@
             <version>1.5.1</version>
         </dependency>
 
+        <dependency>
+            <groupId>com.fasterxml.jackson.datatype</groupId>
+            <artifactId>jackson-datatype-jsr310</artifactId>
+            <version>2.15.2</version>
+        </dependency>
 
     </dependencies>
 
diff --git a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/RecetaController.java b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/RecetaController.java
index 7e57572e..a0f6e3d0 100644
--- a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/RecetaController.java
+++ b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/controllers/RecetaController.java
@@ -7,11 +7,13 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.io.IOException;
 import java.time.Instant;
+import java.util.Map;
 
 @RestController
 
@@ -22,7 +24,7 @@ public class RecetaController {
     private RecetaService recetaService;
 
     @PostMapping("/crear")
-    public ResponseEntity<Receta> crear(Receta receta) {
+    public ResponseEntity<Receta> crear(@RequestBody Receta receta) {
         System.out.println("\n--> Submit Transaction: CreateAsset, creates new asset with all arguments");
 
         String assetId = "asset" + Instant.now().toEpochMilli();
@@ -38,12 +40,16 @@ public class RecetaController {
     }
 
     @PostMapping("/obtener")
-    public ResponseEntity<Receta> find(String id) {
+    public ResponseEntity<Receta> find(@RequestBody Map<String, String> requestBody) {
         try {
-            return new ResponseEntity<>(recetaService.obtenerReceta(id), HttpStatus.OK);
+            System.out.println("requestbody: " + requestBody);
+            String id = requestBody.get("id");
+            System.out.println("id: " + id);
+            Receta receta = recetaService.obtenerReceta(id);
+            return new ResponseEntity<>(receta, HttpStatus.OK);
         } catch (IOException | GatewayException e) {
             e.printStackTrace();
-            return new ResponseEntity<>(HttpStatus.NOT_FOUND);
+            return new ResponseEntity<>(HttpStatus.NOT_ACCEPTABLE);
         }
-    }
+    }    
 }
diff --git a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/coso/Receta.java b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/coso/Receta.java
index 93c25979..921cd3fa 100644
--- a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/coso/Receta.java
+++ b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/coso/Receta.java
@@ -7,24 +7,42 @@ import lombok.NoArgsConstructor;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 
+import com.fasterxml.jackson.annotation.JsonProperty;
+
 @Data
 @AllArgsConstructor
 @NoArgsConstructor
 public class Receta {
+    @JsonProperty("ID")
     private String id;
+    @JsonProperty("Owner")
     private String owner;
+    @JsonProperty("PrescripcionAnteriorId")
     private String prescripcionAnteriorId;
+    @JsonProperty("Status")
     private String status;
+    @JsonProperty("StatusChange")
     private LocalDateTime statusChange;
+    @JsonProperty("Prioridad")
     private String prioridad;
+    @JsonProperty("Medicacion")
     private String medicacion;
+    @JsonProperty("Razon")
     private String razon;
+    @JsonProperty("Notas")
     private String notas;
+    @JsonProperty("PeriodoDeTratamiento")
     private String periodoDeTratamiento;
+    @JsonProperty("InstruccionesTratamiento")
     private String instruccionesTratamiento;
+    @JsonProperty("PeriodoDeValidez")
     private String periodoDeValidez;
+    @JsonProperty("DniPaciente")
     private String dniPaciente;
+    @JsonProperty("FechaDeAutorizacion")
     private LocalDate fechaDeAutorizacion;
+    @JsonProperty("Cantidad")
     private int cantidad;
+    @JsonProperty("ExpectedSupplyDuration")
     private LocalDate expectedSupplyDuration;
 }
diff --git a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/services/RecetaService.java b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/services/RecetaService.java
index f464ead2..5f4700c6 100644
--- a/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/services/RecetaService.java
+++ b/asset-transfer-basic/maven-example/src/main/java/com/code/hyperledger/services/RecetaService.java
@@ -13,6 +13,8 @@ import org.hyperledger.fabric.client.identity.*;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.PostConstruct;
+
+import java.io.Console;
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
@@ -148,8 +150,12 @@ public class RecetaService {
     public Receta obtenerReceta(String assetId) throws GatewayException, IOException {
         System.out.println("\n--> Evaluate Transaction: ReadAsset, function returns asset attributes");
 
+        System.out.println("assetId: " + assetId);
         var evaluateResult = contract.evaluateTransaction("ReadAsset", assetId);
+        System.out.println("evaluate");
         ObjectMapper objectMapper = new ObjectMapper();
-        return objectMapper.readValue(evaluateResult, Receta.class);
+        var receta = objectMapper.readValue(evaluateResult, Receta.class);
+        System.out.println("mapper:" + receta.getDniPaciente());
+        return receta;
     }
 }