Transaction not yet indexed

Ak4aLbjayNMBwdX3QPAmeiKA11oV8YYrw54TYqM39bkHSEd5qXYJS3oNgqqv3TihkV4nNViHLPAML3YSRJeseW2

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