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Parameters

​
chainId
string
default:"toncoin-testnet"
required
Unique identifier for a blockchain network.
​
id
number
default:1
required
Request identifier used to match responses.
​
jsonrpc
string
default:"2.0"
required
JSON-RPC version.
​
method
string
default:"getBlockHeader"
required
JSON-RPC method name.
​
params
object
default:["finalized"]
required
Parameters for getBlockHeader: [block_id]Positional parameters for getBlockHeader:
  • params[]: Block identifier: “head”, “genesis”, “finalized”, a slot number, or a hex-encoded block root.

​
Returns

​
result
object
Object containing the requested signed block header and its canonical status.
curl --request POST \
  --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=toncoin-testnet \
  --header 'content-type: application/json' \
  --data '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "getBlockHeader",
    "params": [
      "finalized"
    ]
  }'

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "root": "0xabc123abc123abc123abc123abc123abc123abc123abc123abc123abc123abc1",
    "canonical": true,
    "header": {
      "message": {
        "slot": "123456",
        "proposer_index": "42",
        "parent_root": "0xparentroot...",
        "state_root": "0xstateroot...",
        "body_root": "0xbodyroot..."
      },
      "signature": "0xsignature..."
    }
  }
}