Transaction not yet indexed

Fx53mbCzYGtpHmHNyukKyEQ4H4YGCgMXxDqjkSLurDCheVuxTg8VwMscxjoiKJAiaEEwaPiHjLaMQCQ9ncJKBCY

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