Transaction not yet indexed

53SgL5a5NXmLphbJUnFrHyFM2dmRvfGVcqqpTmuM2v5QuAQmKHnHxSY5UB5zgssko1n8MPYnjR8c9zxfiQRvS7Wm

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