U: v3/pay/[acquiring-bank|partner]/transactions/exposure

Author: TheNorthMemory

docs/v3/pay/acquiring-bank/transactions/exposure.yaml

@@ -1,5 +1,5 @@
 post:
-  x-last-updated-at: 2025.04.18
+  x-last-updated-at: 2026.03.26
   x-role:
     - 从业机构
   tags:
@@ -51,6 +51,10 @@ post:
                 type: string
                 description: 用户手机号的哈希值
                 example: ABDEF3445546456B
+              merchant_openid:
+                type: string
+                description: 用户标识（商户）
+                example: oUpF8uMuAJO_M2pxb1Q9zNjWeS6o
           out_trade_no:
             type: string
             description: 商户订单号

docs/v3/pay/partner/transactions/exposure.yaml

@@ -47,6 +47,10 @@ post:
                 type: string
                 description: 用户手机号的哈希值
                 example: ABDEF3445546456B
+              sub_openid:
+                type: string
+                description: 用户子商户标识
+                example: oUpF8uMuAJO_M2pxb1Q9zNjWeS6o
           out_trade_no:
             type: string
             description: 商户订单号

src/V3/Pay/AcquiringBank/Transactions/Exposure.php

@@ -24,6 +24,7 @@ public function post(array $options = [
             'payer' => [
                 'acquiring_bank_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
                 'phone_number_hash' => 'ABDEF3445546456B',
+                'merchant_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
             ],
             'out_trade_no' => '1217752501201407033233368018',
         ],
@@ -44,6 +45,7 @@ public function postAsync(array $options = [
             'payer' => [
                 'acquiring_bank_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
                 'phone_number_hash' => 'ABDEF3445546456B',
+                'merchant_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
             ],
             'out_trade_no' => '1217752501201407033233368018',
         ],

src/V3/Pay/Partner/Transactions/Exposure.php

@@ -23,6 +23,7 @@ public function post(array $options = [
             'payer' => [
                 'sp_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
                 'phone_number_hash' => 'ABDEF3445546456B',
+                'sub_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
             ],
             'out_trade_no' => '1217752501201407033233368018',
         ],
@@ -42,6 +43,7 @@ public function postAsync(array $options = [
             'payer' => [
                 'sp_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
                 'phone_number_hash' => 'ABDEF3445546456B',
+                'sub_openid' => 'oUpF8uMuAJO_M2pxb1Q9zNjWeS6o',
             ],
             'out_trade_no' => '1217752501201407033233368018',
         ],