Transaction not yet indexed

nkDU2vvZPLQt15hJQWsVUy54YcmpyEtrsvugR1dxm5zZMhBeLTyW2au9z6SAML4EC7XQ9QAEotKRQY2LuWnxzm9

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