Near RU table

Request Method	RU Price
gas_price	20
send_tx	20
EXPERIMENTAL_maintenance_windows	20
EXPERIMENTAL_receipt	30
query	50
EXPERIMENTAL_changes	50
EXPERIMENTAL_genesis_config	50
tx	50
chunk	100
EXPERIMENTAL_tx_status	100
EXPERIMENTAL_protocol_config	150
status	200
block	300
EXPERIMENTAL_changes_in_block	500
network_info	500
validators	1000