Transaction not yet indexed

55nkaXQNMNEMHNwNrH41KBCkSb8eX4EqhtyKNaTmJQeZykkhqmVNUoXwpVGQVYCS9LiD2p7q2JjFvNqwWnJuNYWo

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