Transaction not yet indexed

21M5nLoMKjQJESymJxNt1fPnJBptDsokp2Ddsa9BRFBsMpLjsuDS8KfctWqpeqMrbziERHCX2ucp2PdnbB9sWv2r

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