Reply or react to an existing message — exactly one of body or reaction, enforced at the type level. The reply goes out from the number the target message belongs to, to its other party (no to/fromNumberId).
body
reaction
to
fromNumberId
Reply or react to an existing message — exactly one of
bodyorreaction, enforced at the type level. The reply goes out from the number the target message belongs to, to its other party (noto/fromNumberId).