Transaction not yet indexed

Mkoa2MsLmXU6j7tHoDT4mxBsNsRz4s8fs2d7GGCZG4W4Uw23ZG1RP7XnsncLc8n1niJVHkkqmRkDsYpSqi8uAEc

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