getBlockCommitment
Returns the commitment for a block identified by the given slot number. This method uses 160 credits from your daily balance.
Parameters
slot: (integer) [required] - The slot number of the block to query.
Returns
result - An object with the following fields:
commitment- The commitment values for the block. Returns either:nullif the block is not found.- Array of 
u64integers logging the amount of cluster stake in lamports that has voted on the block at each depth from0toMAX_LOCKOUT_HISTORY. 
totalStake- The total number of lamports being used by validators to participate in the block production and voting process
Request
- curl
 
curl https://solana-mainnet.infura.io/v3/<YOUR-API-KEY> \
  -X POST \
  -H "Content-Type: application/json" \
  -d '{"jsonrpc": "2.0", "id": 1, "method": "getBlockCommitment", "params": [5]}'
Response
- JSON
 
{
  "jsonrpc": "2.0",
  "result": {
    "commitment": [
      0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
      0, 0, 0, 0, 0, 10, 32
    ],
    "totalStake": 42
  },
  "id": 1
}