--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/puppy/block_structure.py	Sun Oct 24 17:38:23 2021 +0200
@@ -0,0 +1,36 @@
+class Block:
+    block_hash = str()
+    magic_number = str()
+    block_size = str()
+    number_of_transactions = str()
+
+
+class Header:
+    version = str()
+    previous_block_hash = str()
+    merkle_root = str()
+    time = str()
+    bits = str()
+    nonce = str()
+
+
+class Transaction:
+    id = str()
+    version = str()
+    number_of_inputs = str()
+    number_of_outputs = str()
+    lock_time = str()
+
+
+class TransactionInput:
+    id = str()
+    vout = str()
+    script_sig_size = str()
+    script_sig = str()
+    sequence = str()
+
+
+class TransactionOutput:
+    value = str()
+    script_pub_key_size = str()
+    script_pub_key = str()