Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,581,872",
      "signature": "0x8829641a349614fc9e79224104cad767e7f1db6d805de328a00a7a70ea2dd7b9085404e7e68d11e5047ac0fde4a08a50",
      "randomness": "0xf173149b0d7a3c6091e352ff00632b9e444fdeae5227df5cdd94510c1547d7c4"
    }
  ],
  "blockNumber": "7,415,790"
}

{
  "Sr25519": "0xaee52c2abdfc044b92272d3f5dcc2401b15945d47c7e83ecefa99be645053f3ce098edf928f73d847bcfc7f6ed411aa068323611ba721d9338fcf480820cc487"
}