Transaction not yet indexed

21SXMk8dGBSko6ghsbHBEBz2BcMNnZdZN8VpZfADgvve6j3XnToSkvfACT9g2te5EW3PBBFvmXzxcsbGDrJu1UPg

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