diff --git a/spec/fixtures/has_blobs/messages.pgn b/spec/fixtures/has_blobs/messages.pgn
index 00b4742..87f8915 100644
--- a/spec/fixtures/has_blobs/messages.pgn
+++ b/spec/fixtures/has_blobs/messages.pgn
@@ -1,29 +1,29 @@
-author @J7MH5YYY28YYPZVHCTMJJRYB5Z30XSFDB7E4HB8PJZADP3Z6CVA0.ed25519
-kind &622PRNJ7C0S05XR2AHDPKWMG051B1QW5SXMN2RQHF2AND6J8VGPG.sha256
+author @BVQCXBFKH2PMYJ3W4CRD8JEA82JB3PC9T0RVCZAAD0S2ENZ6WANG.ed25519
+kind example
 prev NONE
 depth 0
-lipmaa 0
+lipmaa NONE
 
-foo:"bar"
+file_name:&FV0FJ0YZADY7C5JTTFYPKDBHTZJ5JVVP5TCKP0605WWXYJG4VMRG.sha256
 
-signature Y3PDF74KEVSFY1HV91VEJ7WAC4AK9TK3X1NN1R694DJG11EQGRNFATCEVQGMZ74JP6GKZ5CYYFJNPG89PEM3H3ZFQSKA1RZKBSS7P08.sig.ed25519
+signature SMP6ME8QKZ08PF1XV2G2PSMYWHFQN3QC1ET7MK5W36RMRMK2XB9FQX0AZZDST598NNC53SAV28V7QGG9Q23R109TPPEG7QXXX7EXW2G.sig.ed25519
 
-author @J7MH5YYY28YYPZVHCTMJJRYB5Z30XSFDB7E4HB8PJZADP3Z6CVA0.ed25519
-kind foo
-prev %C0N3HS901SNYGMB8BZX9QJH1R93HMJVTAXY1NXB3PS6T6VVYQKD0.sha256
+author @BVQCXBFKH2PMYJ3W4CRD8JEA82JB3PC9T0RVCZAAD0S2ENZ6WANG.ed25519
+kind example
+prev %3NPHB4BHTJ9RXZTNGY5YY84DNHQQY3TY2ZD2QMAQYW8NMBA1W3HG.sha256
 depth 1
-lipmaa 0
+lipmaa NONE
 
-&FV0FJ0YZADY7C5JTTFYPKDBHTZJ5JVVP5TCKP0605WWXYJG4VMRG.sha256:"bar"
+file_name:&YPF11E5N9JFVB6KB1N1WDVVT9DXMCHE0XJWBZHT2CQ29S5SEPCSG.sha256
 
-signature 1PN50A7WRXF23DM8T70P618Y74W1JMTAE255HX5T574HQ6FNYCFEC7WY0PE8BT7DN189PGVBQ39WMS3CH88TXGF2RYM9CW5E2GAKA18.sig.ed25519
+signature DMAJ25YW1HVSC3PTJB291NEG0MQBF111M4426GJ75W22SYM58XB74JDPHZNSTMAZ3ZQVPAN501RN0811XQ035PFD4756NF8QD6S2P18.sig.ed25519
 
-author @J7MH5YYY28YYPZVHCTMJJRYB5Z30XSFDB7E4HB8PJZADP3Z6CVA0.ed25519
-kind bar
-prev %P84K2XKZHHY3XNR15J3MESHBKVJKVFVXGVHAJ1GZJZDPHXZJZW60.sha256
+author @BVQCXBFKH2PMYJ3W4CRD8JEA82JB3PC9T0RVCZAAD0S2ENZ6WANG.ed25519
+kind example
+prev %ZG8XJM3BDQBVSPNCJFQ7JZ2X0229STJH32MH80793SHX2YKAAXDG.sha256
 depth 2
-lipmaa 1
+lipmaa NONE
 
-foo:&YPF11E5N9JFVB6KB1N1WDVVT9DXMCHE0XJWBZHT2CQ29S5SEPCSG.sha256
+file_name:&622PRNJ7C0S05XR2AHDPKWMG051B1QW5SXMN2RQHF2AND6J8VGPG.sha256
 
-signature 571PPDBDDH19W227JEMV1SXGG29D8GVYWRYGPC9FNYYHZE6QKAK5YY2K7TYDKKTMTPJK1Z8SDE5ZAH56BSFGWFQ6Y5W4PPKRRF3JP3G.sig.ed25519
+signature 1JGG149R48T4DN9RGEDRYCPD0EGM2T2Z5K9BYD75JT59AR828GGPWX6MN19QGCF7SN350016V4BV4Y40Q1902G0C7QK2D9G4XNMZE2R.sig.ed25519