Function get_state_root_hash 

pub async fn get_state_root_hash(
    maybe_rpc_id: &str,
    node_address: &str,
    verbosity_level: u64,
    maybe_block_id: &str,
) -> Result<SuccessResponse<GetStateRootHashResult>, CliError>

Retrieves a state root hash at a given Block.

For details of the parameters, see the module docs.