Which format is used on calledPartyBCDNumber?

edit

Hex e maps to digit c.

19776: ISDN Numbering format (E.164) in Wireshark does not support "d"

dissectors/packet-ansi_a.c

/*
 * As per A.S0001 Called Party BCD Number
 */
static dgt_set_t Dgt_tbcd = {
    {
  /*  0   1   2   3   4   5   6   7   8   9   a   b   c   d   e   f */
     '0','1','2','3','4','5','6','7','8','9','*','#','a','b','c', 0
    }
};

91 83 e3 11 64 28 02 30

xx 38 3c 11 46 82 20 03