PostCreated (uint256 id, address author, string content, uint256 timestamp)
[topic 0]:0x285db98a4632176385795ddf0d2b67cef1a21f47eb2f5d06f786ab6b5147e200
[topic 1]:0x0000000000000000000000000000000000000000000000000000000000000007
0x000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000671527e6000000000000000000000000000000000000000000000000000000000000002e516d544e76654b6f59687373515557506e64594c4d5a655a41654b4b6e51584567507a587967384348774c776650000000000000000000000000000000000000