Weirdo needs your help

Hi my name is billie and me and my dad really need your help this is weirdo she is one of the most loving kindest cats I have ever know. Today I had come home to find her on the side of my house she couldn’t move her back legs she had fox tails,dirt,carp,and more we took her inside right away clean her up to the best of are abilities without hurting her more. Me and my dad don’t have a lot of money he works part time and i just turn 16 so that’s the only income we have. She gonna need surgery and we really can’t afford it and I really don’t want to have to says good bye to my best friend’s please if you can help even a dollar help, god bless you.