Fix parsing of permissions when kind is not present inside the json

app/src/main/java/com/greenart7c3/nostrsigner/models/Permission.kt

@@ -49,7 +49,7 @@ data class Permission(
         companion object {
             fun fromJson(jsonObject: JsonNode): Permission = Permission(
                 type = jsonObject.get("type").asText().intern(),
-                kind = jsonObject.get("kind").asText()?.toIntOrNull(),
+                kind = jsonObject.get("kind")?.asText()?.toIntOrNull(),
             )
         }
     }

app/src/main/java/com/greenart7c3/nostrsigner/service/IntentUtils.kt

@@ -421,7 +421,8 @@ object IntentUtils {
         val permissions: MutableList<Permission>? = json?.let {
             try {
                 Permission.mapper.readValue<MutableList<Permission>>(it)
-            } catch (_: Exception) {
+            } catch (e: Exception) {
+                AmberLog.e("IntentUtils", "Error parsing permissions: $json", e)
                 null
             }
         }