Transaction not yet indexed

5Me318VfEwwTT1bMTCK3sCDpcb5qZXgaMkyUUvCBvapq4mnBJnJ2f3v14TUAZJik4x3EG9SamPrKC1qMNkHCD4Se

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