Transaction not yet indexed

ZANKGUfZ66SFP2Dq9qfuq5uLNyhea3yJthWChv6ueX4EJr8Ay4FfU1b8mHAVaApUBMH6SeNdmX1TkqwZkEc2Pb5

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