I got mine the other day as well. You can definitely keep resetting for nature and IVs. I got a really good one after my 5th reset.
Nature: Timid
HP: 31
ATK: 31
DEF: 15
SP ATK: 29
SP DEF: 19
SPD: 31
I've still gotta take my daughter, wife and son to get theirs tomorrow.
Nature: Timid
HP: 31
ATK: 31
DEF: 15
SP ATK: 29
SP DEF: 19
SPD: 31
I've still gotta take my daughter, wife and son to get theirs tomorrow.