Transaction not yet indexed

AMKafBK9khFVTuuSAJAdGxuS47ddtZ1YqdXSEv4NpR4PtUhJZT4YoD3BRZ2JYLQbEhy8b14K3sMXNGwALpjfFJB

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