diff --git a/apps/d.d0rich.me/src/entities/post/model/PostOffChain.ts b/apps/d.d0rich.me/src/entities/post/model/PostOffChain.ts
new file mode 100644
index 00000000..2ff19df7
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/model/PostOffChain.ts
@@ -0,0 +1,8 @@
+import type { Address } from 'ton-core'
+
+export type PostOffChain = {
+  url: string
+  date: Date
+  author: Address
+  contentMd: string
+}
diff --git a/apps/d.d0rich.me/src/entities/post/model/PostOnChain.ts b/apps/d.d0rich.me/src/entities/post/model/PostOnChain.ts
new file mode 100644
index 00000000..726e3b04
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/model/PostOnChain.ts
@@ -0,0 +1,3 @@
+import type { NftMetadata } from '@d0rich/ton-contracts/wrappers/DSocialNetworkPost'
+
+export type PostOnChain = NftMetadata
diff --git a/apps/d.d0rich.me/src/entities/post/model/index.ts b/apps/d.d0rich.me/src/entities/post/model/index.ts
new file mode 100644
index 00000000..360ac540
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/model/index.ts
@@ -0,0 +1,2 @@
+export * from './PostOffChain'
+export * from './PostOnChain'
diff --git a/apps/d.d0rich.me/src/entities/post/utils/convertPostToOnChain.ts b/apps/d.d0rich.me/src/entities/post/utils/convertPostToOnChain.ts
new file mode 100644
index 00000000..dd9575ef
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/utils/convertPostToOnChain.ts
@@ -0,0 +1,36 @@
+import type { PostOnChain, PostOffChain } from '../model'
+import { useAppConfig } from '../../../shared/composables/useAppConfig'
+import { etxChar, stxChar } from './symbols'
+
+const config = useAppConfig()
+
+export function convertPostToOnChain(model: PostOffChain): PostOnChain {
+  const name = `Post on D from ${model.date.toLocaleDateString(
+    'de-DE'
+  )} by ${model.author.toRawString()}`
+  const stringBuilder: string[] = []
+  stringBuilder.push(`Posted: ${model.date.toLocaleDateString('de-DE')}`)
+  stringBuilder.push(`Author: ${model.author.toString()}`)
+  stringBuilder.push(`See on D: ${model.url}`)
+  stringBuilder.push('')
+  // TODO: Convert markdown to plain text
+  stringBuilder.push(model.contentMd)
+  stringBuilder.push('', '', '')
+  stringBuilder.push('===== Technical information =====')
+  stringBuilder.push(
+    `${stxChar}${JSON.stringify({
+      url: model.url,
+      date: model.date.toISOString(),
+      author: model.author.toRawString(),
+      contentMd: model.contentMd
+    })}${etxChar}`
+  )
+  return {
+    $$type: 'NftMetadata',
+    image: `https://${
+      config.network === 'TESTNET' ? 'testnet.' : ''
+    }d.d0rich.me/metadata/covers/post.jpg`,
+    name,
+    description: stringBuilder.join('\n')
+  }
+}
diff --git a/apps/d.d0rich.me/src/entities/post/utils/getPostFromOnChain.ts b/apps/d.d0rich.me/src/entities/post/utils/getPostFromOnChain.ts
new file mode 100644
index 00000000..1a6cc0fc
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/utils/getPostFromOnChain.ts
@@ -0,0 +1,13 @@
+import { Address } from 'ton-core/dist/address/Address'
+import type { PostOnChain, PostOffChain } from '../model'
+import { etxChar, stxChar } from './symbols'
+
+export function getPostFromOnChain(metadata: PostOnChain): PostOffChain {
+  const modelJSON = metadata.description.split(etxChar)[0].split(stxChar)[1]
+  const model: Record<keyof PostOffChain, string> = JSON.parse(modelJSON)
+  return {
+    ...model,
+    date: new Date(model.date),
+    author: Address.parseRaw(model.author)
+  }
+}
diff --git a/apps/d.d0rich.me/src/entities/post/utils/symbols.ts b/apps/d.d0rich.me/src/entities/post/utils/symbols.ts
new file mode 100644
index 00000000..4ffab777
--- /dev/null
+++ b/apps/d.d0rich.me/src/entities/post/utils/symbols.ts
@@ -0,0 +1,6 @@
+/** Start of text symbol */
+const stxChar = String.fromCharCode(2)
+/** End of text symbol */
+const etxChar = String.fromCharCode(3)
+
+export { stxChar, etxChar }
diff --git a/apps/d.d0rich.me/src/features/blog/model/DBlog.ts b/apps/d.d0rich.me/src/features/blog/model/DBlog.ts
deleted file mode 100644
index 32d441aa..00000000
--- a/apps/d.d0rich.me/src/features/blog/model/DBlog.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-import { DSocialNetworkBlog } from '@d0rich/ton-contracts/wrappers/DSocialNetworkBlog'
-
-export class DBlog {
-  // eslint-disable-next-line no-useless-constructor
-  constructor(public readonly contract: DSocialNetworkBlog) {}
-}
diff --git a/apps/d.d0rich.me/src/features/post/model/DPost.ts b/apps/d.d0rich.me/src/features/post/model/DPost.ts
deleted file mode 100644
index 13334b78..00000000
--- a/apps/d.d0rich.me/src/features/post/model/DPost.ts
+++ /dev/null
@@ -1,61 +0,0 @@
-import { Address } from 'ton-core'
-import {
-  DSocialNetworkPost,
-  type NftMetadata
-} from '@d0rich/ton-contracts/wrappers/DSocialNetworkPost'
-
-export type DPostModel = {
-  url: string
-  date: Date
-  author: Address
-  contentMd: string
-}
-
-/** Start of text symbol */
-const stxChar = String.fromCharCode(2)
-/** End of text symbol */
-const etxChar = String.fromCharCode(3)
-
-export class DPost {
-  model?: DPostModel
-
-  // eslint-disable-next-line no-useless-constructor
-  constructor(public readonly contract: DSocialNetworkPost) {}
-
-  static serializePostData(model: DPostModel): NftMetadata {
-    const name = `Post on D from ${model.date.toLocaleDateString(
-      'de-DE'
-    )} by ${model.author.toRawString()}`
-    const stringBuilder: string[] = []
-    stringBuilder.push(`Posted: ${model.date.toLocaleDateString('de-DE')}`)
-    stringBuilder.push(`Author: ${model.author.toString()}`)
-    stringBuilder.push(`See on D: ${model.url}`)
-    stringBuilder.push('')
-    // TODO: Convert markdown to plain text
-    stringBuilder.push(model.contentMd)
-    stringBuilder.push('', '', '')
-    stringBuilder.push('===== Technical information =====')
-    stringBuilder.push(
-      `${stxChar}${JSON.stringify({
-        url: model.url,
-        date: model.date.toISOString(),
-        author: model.author.toRawString(),
-        contentMd: model.contentMd
-      })}${etxChar}`
-    )
-    return {
-      $$type: 'NftMetadata',
-      image: 'https://d.d0rich.me/metadata/.jpg',
-      name,
-      description: stringBuilder.join('\n')
-    }
-  }
-
-  static deserializePostData(metadata: NftMetadata): DPostModel {
-    const modelJSON = metadata.description.split(etxChar)[0].split(stxChar)[1]
-    const model: DPostModel = JSON.parse(modelJSON)
-    model.date = new Date(model.date)
-    model.author = Address.parseRaw(model.author as unknown as string)
-    return model
-  }
-}