Transaction not yet indexed

5b1tLSGX5sh43L9EQcmq76ebTrf2uwuPmTjekMZ5BAKHSFm1h21dNW2inCwUk5jKnbpwC2E1YGDAdTuRTWKMB1HW

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