Transaction not yet indexed

53UE2n2Npgf3gDGyWqsYZGNv3xuBAbRfsyoMUNdzFRVD71qMeZWodnrH55CZARWeU5oUme4SobDdqW7ghbYkpEnV

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