Transaction not yet indexed

RB6ZkfjzMuGqNGyXWurKKVBF1Wp2oXSqmRFv8GtmHDkb54tQgqMg42wjywTDi8cs2HLA7qXQzDVLgs18SVRL2Af

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