Transaction not yet indexed

RJkknw8viVgzmGXMkp4gLh6dVL3iwqZCx6x1XVgCyTgYDboqFqDyvhKBuGzqDSHrP7DAsVzCLy51QNSqiTfmgST

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