Transaction not yet indexed

55mSd58cpGvVT5zq6aWPuGLR7E4iHWKbsTTv5XXgDtgCfefiozwxMpnMeNq9tpwEJpwpK2T2VdeqeVMtMQgKWHP2

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