Transaction not yet indexed

UCMKc6HVgrmpKaXHugKbk3PnhxG1R39a1NkA93svvekVA3S6H3hg9PY7Mn3wBXx5bnpHBwFjECvcMyq976YUhtM

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