Transaction not yet indexed

1RCkWFS5ka89UNhAWhht43vBj8PkM9V1Bab67f7WMAK9arGZcpQ5vrwKh9UCfb2Zgp42oUJg7HZsLFHG6N8oWo6

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