Transaction not yet indexed

53mpSH2rYCEisAv9EMUSddWvhtRe4MfGLHZ6N5678boJMbeQLtcTG6u9cxLLq3kZ6vnBXCRkZkpbbeNGNTWjpmpW

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