Transaction not yet indexed

5666rbTcFTdcKn4zyzmPxjN6dWcpHfg1DRYW5EGtk3bTcbqcj7oDn5TwSHuW8jcVRYNyvBg1HM4Hw53bpTBwmiHi

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