recv 612 bytes from udp/[198.51.100.9]:5062 at 01:58:31.004:
MESSAGE sip:1000@pbx.lab.example SIP/2.0
To: <sip:1000@pbx.lab.example>
From: <sip:1001@pbx.lab.example>;tag=a1
Content-Type: text/plain

recv 640 bytes from udp/[198.51.100.77]:5062 at 02:03:17.441:
MESSAGE sip:pbx.lab.example SIP/2.0
To: <sip:api+[REDACTED]@pbx.lab.example>
From: <sip:default@pbx.lab.example>;tag=b7
Content-Type: text/plain
