Arguments are serialized per the serdes component of OSAP.

Function Signature Request

B0								B1
PRPC_KEY_SIGREQ								MSG ID

Function Signature Response

B0

B1

B2

B3

B4

...

...

...

...

PRPC_KEY_SIGRES

MSG ID

Return Type Key

Number of Args

Arg 0 Type Key

... Arg n Type Key

str: Function Name

str: Arg 0 Name

... str: Arg N Name

Function Call

B0

B1

...

PRPC_KEY_FUNCCALL

MSG ID

... args

Function Return

B0

B1

...

PRPC_KEY_FUNCRETURN

MSG ID

return type