Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,579,870",
      "signature": "0xad7188f080f90573404114cb76ea16f51772b4ab5016324df060fca85237a12a0d778cd864a38fcadbd0d46454a56522",
      "randomness": "0x6880b762fccc2f2ef6228505a0f19c44c90b15ba78485980bd43085eb3a3f090"
    }
  ],
  "blockNumber": "7,415,290"
}

{
  "Sr25519": "0x4c2cceec4eb01e634d082a9b642b0a7cb388f8925c2ae94f664b995e1895541d9fbcad8cb2591732b866a4b8075289a6f4d9e79ae6dbec2dabba15657e7e108e"
}