# TxnStatusResponse Endpoint

<mark style="color:blue;">**Biller server to Biller Protocol**</mark>

| Endpoint                                                              |
| --------------------------------------------------------------------- |
| <mark style="color:blue;">**Request:**</mark> POST /TxnStatusResponse |

<mark style="color:blue;">**Request Parameters**</mark>

**The various parameters are explained below:**

| Parent Property/Element                    | Property/Element Name | Mandatory | Data Type               | Description                                                                                                                                                                                                    |
| ------------------------------------------ | --------------------- | --------- | ----------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **\[ROOT]** (No parent property / element) | refId                 | M         | String                  | Unique identification assigned by the initiating BBPOU to unambiguously identify the transaction which is passed on, unchanged, throughout the entire end-to-end chain, binding the Fetch and Payment messages |
|                                            | errorCode             | C         | String                  | Error disposition                                                                                                                                                                                              |
|                                            | errorDescription      | C         | String                  | Error description                                                                                                                                                                                              |
|                                            | status                | M         | String                  | Satus f the transaction                                                                                                                                                                                        |
|                                            | tenantId              | M         | String Fixed length - 4 | Tenant id                                                                                                                                                                                                      |

<mark style="color:blue;">**Expected Acknowledgement Parameters**</mark>

**The various parameters are explained below:**

| Parent Property/Element                    | Property/Element Name | Mandatory | Data Type                               | Description                 |
| ------------------------------------------ | --------------------- | --------- | --------------------------------------- | --------------------------- |
| **\[ROOT]** (No parent property / element) | reason                | M         | String Min Length – 1, Max Length – 100 | Reason of the Status        |
|                                            | code                  | M         | String Fixed Length 3                   | Response code for a request |
|                                            | status                | M         | String Min Length – 1, Max Length – 100 | Status of given request     |

<mark style="color:blue;">**Json Formatted Request Example**</mark>

```json

{
"refId": "String", 
"errorCode": "String", 
"errorDescription": "String", 
"status": "String", 
"tenantId" : "String"
}
```

<mark style="color:blue;">**Json Formatted Response Example**</mark>

```json

{
"reason":"String",
"code":"Integer", "status":"String"
}
```


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