Transaction not yet indexed

RBkvs5XSNqXPiVVcjBDF4Yix9P9AQc6VBq6N7B8ErwxRxTLjLRe5VBnHHoXLxHoS4bmrRbvoBMiuEPxJKAosE51

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