Transaction not yet indexed

21CsE2azTbSw1Vm5KhAbHbvjaaiDkbUVQMc77CyisMKnbWTjqGF7XhsC3o1oBq2s8GQkomCaLZH4tUwR8ynN2XSC

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