Transaction not yet indexed

55cAK2efBvkWiVFtDnFSfqeJMQPxiBCQoKtA9bFb89nsfY31PkfUoLHQ3UhhUSxQLntqzy6wrHTKBTiFpHarFnL7

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