Transaction not yet indexed

53mio3SsRMKdc32ru3JWUcfpRD7LGUagN6D8qfupk89eQgQPC5kKLovSGo7uucVT6vP7EV2XoNSYb3UrKYKvREU6

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