Transaction not yet indexed

421DmD1i6V56x7cQbFPLfyTrgLcfjy7KL6kS6fqreszicgfGE593g8HxkHf6HbDWP5sz9RiTvHMUMMvczL6pZ6A1

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.