diff --git a/src/main/java/com/didww/sdk/resource/City.java b/src/main/java/com/didww/sdk/resource/City.java
index f15d3b6..82e8680 100644
--- a/src/main/java/com/didww/sdk/resource/City.java
+++ b/src/main/java/com/didww/sdk/resource/City.java
@@ -16,6 +16,9 @@ public class City extends BaseResource {
     @Relationship("region")
     private Region region;
 
+    @Relationship("area")
+    private Area area;
+
     public String getName() {
         return name;
     }
@@ -27,4 +30,8 @@ public Country getCountry() {
     public Region getRegion() {
         return region;
     }
+
+    public Area getArea() {
+        return area;
+    }
 }
diff --git a/src/main/java/com/didww/sdk/resource/DidGroup.java b/src/main/java/com/didww/sdk/resource/DidGroup.java
index bf328fc..01c5449 100644
--- a/src/main/java/com/didww/sdk/resource/DidGroup.java
+++ b/src/main/java/com/didww/sdk/resource/DidGroup.java
@@ -15,9 +15,6 @@ public class DidGroup extends BaseResource {
     @JsonProperty("prefix")
     private String prefix;
 
-    @JsonProperty("local_prefix")
-    private String localPrefix;
-
     @JsonProperty("features")
     private List<String> features;
 
@@ -50,10 +47,6 @@ public String getPrefix() {
         return prefix;
     }
 
-    public String getLocalPrefix() {
-        return localPrefix;
-    }
-
     public List<String> getFeatures() {
         return features;
     }
diff --git a/src/main/java/com/didww/sdk/resource/EncryptedFile.java b/src/main/java/com/didww/sdk/resource/EncryptedFile.java
index 6b236c0..1e2d5bb 100644
--- a/src/main/java/com/didww/sdk/resource/EncryptedFile.java
+++ b/src/main/java/com/didww/sdk/resource/EncryptedFile.java
@@ -11,7 +11,7 @@ public class EncryptedFile extends BaseResource {
     @JsonProperty("description")
     private String description;
 
-    @JsonProperty("expire_at")
+    @JsonProperty(value = "expire_at", access = JsonProperty.Access.WRITE_ONLY)
     private OffsetDateTime expireAt;
 
     @JsonProperty(value = "created_at", access = JsonProperty.Access.WRITE_ONLY)
@@ -29,10 +29,6 @@ public OffsetDateTime getExpireAt() {
         return expireAt;
     }
 
-    public void setExpireAt(OffsetDateTime expireAt) {
-        this.expireAt = expireAt;
-    }
-
     public OffsetDateTime getCreatedAt() {
         return createdAt;
     }
diff --git a/src/main/java/com/didww/sdk/resource/Proof.java b/src/main/java/com/didww/sdk/resource/Proof.java
index 920d60f..b4d8be7 100644
--- a/src/main/java/com/didww/sdk/resource/Proof.java
+++ b/src/main/java/com/didww/sdk/resource/Proof.java
@@ -13,6 +13,9 @@ public class Proof extends BaseResource {
     @JsonProperty("created_at")
     private OffsetDateTime createdAt;
 
+    @JsonProperty("expires_at")
+    private OffsetDateTime expiresAt;
+
     @Relationship("proof_type")
     private ProofType proofType;
 
@@ -23,6 +26,10 @@ public OffsetDateTime getCreatedAt() {
         return createdAt;
     }
 
+    public OffsetDateTime getExpiresAt() {
+        return expiresAt;
+    }
+
     public ProofType getProofType() {
         return proofType;
     }
diff --git a/src/main/java/com/didww/sdk/resource/Region.java b/src/main/java/com/didww/sdk/resource/Region.java
index 94bde23..a160b87 100644
--- a/src/main/java/com/didww/sdk/resource/Region.java
+++ b/src/main/java/com/didww/sdk/resource/Region.java
@@ -10,6 +10,9 @@ public class Region extends BaseResource {
     @JsonProperty("name")
     private String name;
 
+    @JsonProperty("iso")
+    private String iso;
+
     @Relationship("country")
     private Country country;
 
@@ -17,6 +20,10 @@ public String getName() {
         return name;
     }
 
+    public String getIso() {
+        return iso;
+    }
+
     public Country getCountry() {
         return country;
     }
diff --git a/src/main/java/com/didww/sdk/resource/SharedCapacityGroup.java b/src/main/java/com/didww/sdk/resource/SharedCapacityGroup.java
index af1e571..dd018f3 100644
--- a/src/main/java/com/didww/sdk/resource/SharedCapacityGroup.java
+++ b/src/main/java/com/didww/sdk/resource/SharedCapacityGroup.java
@@ -67,4 +67,8 @@ public void setCapacityPool(CapacityPool capacityPool) {
     public List<Did> getDids() {
         return dids;
     }
+
+    public void setDids(List<Did> dids) {
+        this.dids = dids;
+    }
 }
diff --git a/src/main/java/com/didww/sdk/resource/VoiceOutTrunk.java b/src/main/java/com/didww/sdk/resource/VoiceOutTrunk.java
index be5225e..b9f0e3e 100644
--- a/src/main/java/com/didww/sdk/resource/VoiceOutTrunk.java
+++ b/src/main/java/com/didww/sdk/resource/VoiceOutTrunk.java
@@ -70,9 +70,6 @@ public class VoiceOutTrunk extends BaseResource {
     @Relationship("default_did")
     private Did defaultDid;
 
-    @Relationship("voice_in_trunk_group")
-    private VoiceInTrunkGroup voiceInTrunkGroup;
-
     public String getName() {
         return name;
     }
@@ -213,11 +210,4 @@ public void setDefaultDid(Did defaultDid) {
         this.defaultDid = defaultDid;
     }
 
-    public VoiceInTrunkGroup getVoiceInTrunkGroup() {
-        return voiceInTrunkGroup;
-    }
-
-    public void setVoiceInTrunkGroup(VoiceInTrunkGroup voiceInTrunkGroup) {
-        this.voiceInTrunkGroup = voiceInTrunkGroup;
-    }
 }