# Build deposit transaction

## Build deposit transaction

> Build deposit transaction

```json
{"openapi":"3.1.1","info":{"title":"Espresso API Server","version":"1.0"},"security":[{"ApiKeyAuth":[]}],"paths":{"/accounts/deposit/build":{"post":{"description":"Build deposit transaction","tags":["accounts"],"summary":"Build deposit transaction","parameters":[{"schema":{"type":"string"},"description":"API Key","name":"X-API-KEY","in":"header","required":true}],"responses":{"200":{"description":"OK","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.BuildDepositTransactionResponse"}}}},"400":{"description":"Bad Request","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.ErrorJSONWithCodeResponse"}}}},"401":{"description":"Unauthorized","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.ErrorJSONWithCodeResponse"}}}},"422":{"description":"Unprocessable Entity","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.ErrorJSONWithCodeResponse"}}}},"500":{"description":"Internal Server Error","content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_response.ErrorJSONWithCodeResponse"}}}}},"requestBody":{"content":{"application/json":{"schema":{"$ref":"#/components/schemas/espresso_internal_api_requests.BuildDepositTransactionRequest"}}},"description":"Build deposit transaction request","required":true}}}},"components":{"schemas":{"espresso_internal_api_response.BuildDepositTransactionResponse":{"type":"object","properties":{"tx_hex":{"type":"string"}}},"espresso_internal_api_response.ErrorJSONWithCodeResponse":{"type":"object","properties":{"code":{"type":"integer"},"error":{"type":"string"}}},"espresso_internal_api_requests.BuildDepositTransactionRequest":{"type":"object","required":["deposit_amount","input_utxos"],"properties":{"deposit_amount":{"type":"array","items":{"$ref":"#/components/schemas/rum.Asset"}},"input_utxos":{"type":"array","items":{"$ref":"#/components/schemas/rum.UTxO"}}}},"rum.Asset":{"type":"object","required":["quantity","unit"],"properties":{"quantity":{"type":"string"},"unit":{"type":"string"}}},"rum.UTxO":{"type":"object","required":["input","output"],"properties":{"input":{"$ref":"#/components/schemas/rum.Input"},"output":{"$ref":"#/components/schemas/rum.Output"}}},"rum.Input":{"type":"object","required":["output_index","tx_hash"],"properties":{"output_index":{"type":"integer"},"tx_hash":{"type":"string"}}},"rum.Output":{"type":"object","required":["address","amount"],"properties":{"address":{"type":"string"},"amount":{"type":"array","items":{"$ref":"#/components/schemas/rum.Asset"}},"data_hash":{"type":"string"},"plutus_data":{"type":"string"},"script_hash":{"type":"string"},"script_ref":{"type":"string"}}}}}}
```