Added more API keys

.env.example

@@ -4,7 +4,28 @@ PRIVATE_KEY1=
 PRIVATE_KEY2=
 
 ALCHEMY_API_KEY=
-INFURA_KEY=
+ALLNODES_API_KEY=
+ANKR_API_KEY=
+BLAST_API_KEY=
+BLOCKPI_API_KEY=
+BLOCKSPACES_API_KEY=
+CHAIN49_API_KEY=
+CHAINNODES_API_KEY=
+CHAINSTACK_API_KEY=
+DATAHUB_API_KEY=
+GETBLOCK_API_KEY=
+INFURA_API_KEY=
+KRIPTONIO_API_KEY=
+MORALIS_API_KEY=
+NODEREAL_API_KEY=
+NOWNODES_API_KEY=
+ONFINALITY_API_KEY=
+POKT_API_KEY=
+QUICKNODE_API_KEY=
+SETTLEMINT_API_KEY=
+TATUM_API_KEY=
+WATCHDATA_API_KEY=
+ZAN_API_KEY=
 
 5IRE_API_KEY=
 ARBISCAN_API_KEY=