基本信息
witness_v0_keyhash
pubkeyhash
OP_DUP OP_HASH160 8d749ff134a65f22772b7834b87f087e980e29b9 OP_EQUALVERIFY OP_CHECKSIG
OP_0 a2a4751078dfd4789daf008f99f291d8f1426d7f