Transaction not yet indexed

qb21tKduwcgR5iRuKqZr8o8ub2XZLpuGePnMqoG1CqnbrmLKjF1yDMWHGyFa2jU4SQ46gMFG8LUdw5iMquTouo3

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