> For the complete documentation index, see [llms.txt](https://docs.validationcloud.io/staking/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.validationcloud.io/staking/ethereum/staking-api-reference/broadcast-transaction.md).

# Broadcast Transaction

## POST /v1/api/ethereum/{network}/broadcast\_transaction

> Sends a signed deposit transaction to the Ethereum network, initiating validator creation. Both legacy and EIP-1559 transactions are supported.

```json
{"openapi":"3.0.3","info":{"title":"Validation Cloud Staking API","version":"1.0.0"},"servers":[{"url":"https://ethereum-staking.sprd.validationcloud.io"}],"security":[{"bearerAuth":[]}],"components":{"securitySchemes":{"bearerAuth":{"type":"http","scheme":"bearer","bearerFormat":"JWT"}},"schemas":{"BroadcastTransactionRequest":{"type":"object","properties":{"signed_transaction":{"format":"binary","type":"string","description":"The signed transaction in RLP canonical encoding that will be broadcasted to the Ethereum network."}}},"BroadcastTransactionResponse":{"type":"object","properties":{"transaction_hash":{"format":"binary","type":"string"}}},"ErrorResponse":{"type":"object","properties":{"error":{"type":"string"}}}}},"paths":{"/v1/api/ethereum/{network}/broadcast_transaction":{"post":{"description":"Sends a signed deposit transaction to the Ethereum network, initiating validator creation. Both legacy and EIP-1559 transactions are supported.","requestBody":{"content":{"application/json":{"schema":{"$ref":"#/components/schemas/BroadcastTransactionRequest"}}}},"parameters":[{"name":"network","in":"path","required":true,"schema":{"type":"string","default":"mainnet","enum":["mainnet","hoodi"]},"description":"The network"}],"responses":{"200":{"description":"OK","content":{"application/json":{"schema":{"$ref":"#/components/schemas/BroadcastTransactionResponse"}}}},"400":{"description":"Bad Request","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}},"401":{"description":"Bad Request","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}},"403":{"description":"Bad Request","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}},"500":{"description":"Bad Request","content":{"application/json":{"schema":{"$ref":"#/components/schemas/ErrorResponse"}}}}},"tags":["Broadcast Transaction"]}}}}
```