Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,596,136",
      "signature": "0x90e4663ec7aba281009d84a260d912108017f7ce37477f78063ad8702a7a00be8140ad3abece890647755cbbda887c91",
      "randomness": "0xb5414be257abc4503e64904afd55635941fb2c47d2e8b8ec0218deb530b29337"
    }
  ],
  "blockNumber": "7,419,350"
}

{
  "Sr25519": "0x04da083e2c6eeec1e741080636f20ea34d8b6e92b05bb50c1f0c138c41dfbd5bb453b08d4e9c6480e5df81f6ee9010f742216bc101ad509fcebb9a542eeb3989"
}