| Time | Status | User Agent |  |
| :-- | :-- | :-- | :-- |
| Make a request to see history. |

#### URL Expired

The URL for this request expired after 30 days.

### **Compute Unit Value**: `10` (fixed)

### Supported Protocols & Networks

| Protocol | Network | Path Parameter |
| --- | --- | --- |
| Avalanche | Mainnet-c | `avalanche-mainnet-c` |
| Testnet-c | `avalanche-testnet-c` |
| Bitcoin | Mainnet | `bitcoin-mainnet` |
| Testnet | `bitcoin-testnet` |
| Testnet4 | `bitcoin-testnet4` |
| Bitcoincash | Mainnet | `bitcoincash-mainnet` |
| Testnet | `bitcoincash-testnet` |
| Cosmos | Mainnet | `cosmos-mainnet` |
| Ethereum | Mainnet | `ethereum-mainnet` |
| Sepolia | `ethereum-sepolia` |
| Hoodi | `ethereum-hoodi` |
| Litecoin | Mainnet | `litecoin-mainnet` |
| Testnet | `litecoin-testnet` |
| Near | Mainnet | `near-mainnet` |
| Testnet | `near-testnet` |
| Polkadot | Mainnet | `polkadot-mainnet` |
| Westend | `polkadot-westend` |
| Assethub Mainnet | `polkadot-assethub-mainnet` |
| Assethub Westend | `polkadot-assethub-westend` |
| Polygon | Mainnet | `polygon-mainnet` |
| Amoy | `polygon-amoy` |
| Solana | Mainnet | `solana-mainnet` |
| Testnet | `solana-testnet` |
| Devnet | `solana-devnet` |
| Stellar | Mainnet | `stellar-mainnet` |
| Testnet | `stellar-testnet` |
| Tron | Mainnet | `tron-mainnet` |
| Nile | `tron-nile` |

blockchain_id

string

required

Defaults to ethereum-mainnet

Either a hyphen seperated protocol-network pair like `ethereum-mainnet` or the `chain-id`

# ``200      An unsigned transaction
# ``400      Bad request
# ``401      Invalid or expired token
# ``429      Rate limit exceeded
# ``500      An internal server error happened
# ``501      The request endpoint is not implemented
# ``503      The resource you are trying to access is currently unavailable

ShellNodeRubyPHPPython

``

xxxxxxxxxx

curl --request POST \

--url https://svc.blockdaemon.com/tx/v1/ethereum-mainnet/create \

--header 'X-API-Key: ••••' \

--header 'accept: application/json' \

--header 'content-type: application/json'
``