Transaction not yet indexed

uM6f13RbZD2Q1xBUGmH5gpuDVSLgrbWFtJG2ATRbMqT7un4jj895EsoCbrgEQh63Zb2rPDUm4p2GXeB2b2jYrA9

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