Transaction not yet indexed

iYMbfMcCmCZisAj1sVNAfaANYQuq6Nx8o3RUsCCodo6Qt9CVDdmw1DPYbLmpNS7jFL7PojdbpNw7rbVs5DfXeB6

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