Transaction not yet indexed

21p6SmFSRjgyz1ucmxKS1omcbMPPiE3CAVZMCapbHmHntQ25MUhZ3XFNSWFYXXK4VanDRckdVRGC7vUvmRqHs39W

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