1.abi_json_to_bin [![enter image description here][1]][1]

2.unlock default wallet

3.get public_key lists,"EOS5CMpK8wH5MzFA3Vptb3RizKr5MLmEF7A4K9FhL4HSyVrVRT7o8" is one of them [![enter image description here][3]][3]

4.make sure the public_key is related to the account "mytoken" [![enter image description here][4]][4]

5.get-info,the latest head_block_num is 125258 [![enter image description here][5]][5]

6.get_block ,the ref_block_prefix of the block is 1750215734,and the timestamp is 2019-12-05T12:20:53.000 [![enter image description here][6]][6]

7.get_required_keys,it matched [![enter image description here][7]][7]

8.sign_transaction,the signatures is "SIG_K1_K4p7eKRPY29QT9BcExgM1xz1gBBfziiMPhhGTUpfv49jhhkHcBQciF6cp3mo3gAc2QLJqy5LujN8wPy65U7UoqmRZWGnNp" [![enter image description here][8]][8]

9.push_action,then there is a problem [![enter image description here][9]][9]

can anyone give me a hand?I would really appreiciate it! [1]: https://i.sstatic.net/NHwkl.png [2]: https://i.sstatic.net/rXpIR.png [3]: https://i.sstatic.net/Fdv8B.png [4]: https://i.sstatic.net/YFIC9.png [5]: https://i.sstatic.net/LdliQ.png [6]: https://i.sstatic.net/Hp6eQ.png [7]: https://i.sstatic.net/FI80J.png [8]: https://i.sstatic.net/7EEit.png [9]: https://i.sstatic.net/YeNzQ.png