diff --git a/libs/json-api-nestjs/src/lib/config/bindings.ts b/libs/json-api-nestjs/src/lib/config/bindings.ts
index 78a98b19..7378a3c6 100644
--- a/libs/json-api-nestjs/src/lib/config/bindings.ts
+++ b/libs/json-api-nestjs/src/lib/config/bindings.ts
@@ -50,7 +50,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         decorator: Query,
@@ -72,7 +72,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
     ],
   },
@@ -97,7 +97,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         decorator: Body,
@@ -114,7 +114,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         property: PARAMS_RELATION_NAME,
@@ -132,7 +132,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         property: PARAMS_RELATION_NAME,
@@ -154,7 +154,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         property: PARAMS_RELATION_NAME,
@@ -176,7 +176,7 @@ const Bindings: BindingsConfig = {
       {
         property: PARAMS_RESOURCE_ID,
         decorator: Param,
-        mixins: [idPipeMixin],
+        mixins: [],
       },
       {
         property: PARAMS_RELATION_NAME,
diff --git a/libs/json-api-nestjs/src/lib/factory/ajv/utils/input-body-post-schema.ts b/libs/json-api-nestjs/src/lib/factory/ajv/utils/input-body-post-schema.ts
index 2a912f38..570948ee 100644
--- a/libs/json-api-nestjs/src/lib/factory/ajv/utils/input-body-post-schema.ts
+++ b/libs/json-api-nestjs/src/lib/factory/ajv/utils/input-body-post-schema.ts
@@ -23,7 +23,7 @@ export function inputBodyPostSchema(
     camelToKebab(getEntityName(entity))
   );
 
-  const relDataType = {
+  const relDataType: Record<string, any> = {
     type: 'object',
     properties: {
       data: {
@@ -34,8 +34,6 @@ export function inputBodyPostSchema(
           },
           id: {
             type: 'string',
-            pattern: '^\\d+$',
-            description: 'Use string should be as number string',
           },
         },
         required: ['type', 'id'],
@@ -104,6 +102,14 @@ export function inputBodyPostSchema(
   };
 
   const relationships = Object.keys(relationsField).reduce((acum, item) => {
+    if (
+      Reflect.getMetadata('design:type', entity['prototype'], item) === Number
+    ) {
+      relDataType.properties.data.properties.id.pattern = '^\\d+$';
+      relDataType.properties.data.properties.id.description =
+        'Use string should be as number string';
+    }
+
     const resultSchema = {
       ...relDataType.properties.data,
       properties: {
diff --git a/libs/json-api-nestjs/src/lib/mixin/pipes/body-input-post/body-input-post.pipe.ts b/libs/json-api-nestjs/src/lib/mixin/pipes/body-input-post/body-input-post.pipe.ts
index 16c6a448..70dcc70b 100644
--- a/libs/json-api-nestjs/src/lib/mixin/pipes/body-input-post/body-input-post.pipe.ts
+++ b/libs/json-api-nestjs/src/lib/mixin/pipes/body-input-post/body-input-post.pipe.ts
@@ -5,7 +5,7 @@ import {
 } from '@nestjs/common';
 import { Repository } from 'typeorm';
 import AjvCall, { ValidateFunction } from 'ajv';
-import { validate as classValidate } from 'class-validator';
+import { isUUID, validate as classValidate } from 'class-validator';
 
 import { PipeMixin, ValidationError } from '../../../types';
 import { ResourceRequestObject } from '../../../types-common/request';
@@ -104,6 +104,29 @@ export class BodyInputPostPipe<Entity> implements PipeTransform {
       throw new UnprocessableEntityException(errorResult);
     }
 
+    const relationsMetadata = this.repository.metadata.relations;
+
+    for (const relationMetadata of relationsMetadata) {
+      const targetMetadata = relationMetadata.inverseEntityMetadata;
+      const primaryColumn = targetMetadata.primaryColumns[0];
+      const isUuidPrimaryKey = primaryColumn.generationStrategy === 'uuid';
+
+      if (isUuidPrimaryKey) {
+        const valid = isUUID(
+          value.data.relationships[relationMetadata.propertyName].data.id
+        );
+
+        if (!valid) {
+          throw new UnprocessableEntityException({
+            source: {
+              pointer: `/data/relationships/${relationMetadata.propertyName}/id`,
+            },
+            detail: `Invalid UUID`,
+          });
+        }
+      }
+    }
+
     const dateKey = Object.keys(value.data.attributes).filter(
       (i) =>
         Reflect.getMetadata(