[EOS源碼分析]7.EOS智能合約開發實踐之合約調用合約(inline action)

      首先，目前dawn-4.1, dawn-4.2使用inline action是會報如下錯誤     transaction declares authority '{"actor":"hello.code","permission":"active"}', but does not have signatures for it under a provided delay of 0 m

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