private fun travel_create(owner: ScriptHash, expiry: BigInteger, repRequired: BigInteger, carrySpace: BigInteger, nowTime: Int): Travel (source)
Creates a new Travel object.
Travel details:
owner - the owner of the demand
expiry - the time that the demand expires as a unix timestmap
repRequired - the reputation required of a demander in order for this travel to be matched
carrySpace - the carry space available (on a scale of 1-5)
nowTime - the current unix timestamp in seconds
Return
the serialized Travel or an empty byte array on failure