Transaction not yet indexed

ymSBqFhjZPKVEMcUiFAj2hxSsjc9Qt3pj8SEZJiodSjWiahzqBHfhuhKXiQFP7XWEcACq41WKr4VNCm2qkDdqRQ

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