Optional delay_The time at which a transaction expires.
Optional max_Upper limit on the total CPU time billed for this transaction.
Optional max_Upper limit on total network bandwidth (in 8 byte words) billed for this transaction.
*Specifies a block num in the last 2^16 blocks.
Specifies the lower 32 bits of the block id.
Number of seconds to delay this transaction for during which it may be canceled.