Transaction not yet indexed

RBRSkLhfxcK2oWaU8DasEDM2Hpp8vkhWQf4TU71kbSPTj3Q3ZQ4jHiXem5xGsJEikSFdhtBrUZp2NNUtSWkdjE1

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