52
OP_2
m = 2 signatures required to spend
21
OP_PUSHBYTES_33
Push next 33 bytes (compressed public key)
02ca355b567bff51c9b4a1c1590e25f685f8d12273efb7f7685a50e546786d0de7
Key 1
03e5fa93cffa7533c6b68906c4a9b8665f5167f3ed95b830328835ca4d39b6495f
Key 2
03ee6664f625e0a44fad0ad53ae1ecdc7c7239346b81514e8f87cfd2be4f8fec21
Key 3
ae
OP_CHECKMULTISIG
Verify that at least m of the n keys have valid signatures
522102ca355b567bff51c9b4a1c1590e25f685f8d12273efb7f7685a50e546786d0de72103e5fa93cffa7533c6b68906c4a9b8665f5167f3ed95b830328835ca4d39b6495f2103ee6664f625e0a44fad0ad53ae1ecdc7c7239346b81514e8f87cfd2be4f8fec2153ae