Hi puneeth-sai

The thumbprint must be in a colon separated format. 
Namely the thumbprint that you provided 

555db10de0333e10ab1ef4866261f07f93fef69b 

should look like this 

55:5D:B1:0D:E0:33:3E:10:AB:1E:F4:86:62:61:F0:7F:93:FE:F6:9B