基本信息
witness_v0_keyhash
OP_0 b49bc0f83f72ffbc63e5b1fadfd2ae8fe1e4bf15
pubkeyhash
OP_DUP OP_HASH160 6720d23334c0d2d7e2ed45c373e9905a998680f8 OP_EQUALVERIFY OP_CHECKSIG