To create a validator at crossfi node, you should import the data of your validator to the validator.json file
crossfid tx staking create-validator \
--amount 1000000mpx \
--from $WALLET \
--commission-rate 0.1 \
--commission-max-rate 0.2 \
--commission-max-change-rate 0.01 \
--min-self-delegation 1 \
--pubkey $(crossfid tendermint show-validator) \
--moniker $MONIKER \
--identity "" \
--website "" \
--details "a validator blockchain" \
--chain-id crossfi-evm-testnet-1 \
--gas auto \
--gas-adjustment 1.5 \
--gas-prices 10000000000000mpx \
-y