Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,596,909",
      "signature": "0xb4080d186ae9c5ede3e856697f887f78b0db30f1590b0ec927101c2be70d701bd27818fb561a20787926b9218e6a4d43",
      "randomness": "0x6ffa6220c87716fbccd52349dcb9df052328a611a28eaf2ef459f58cd3412506"
    }
  ],
  "blockNumber": "7,419,544"
}

{
  "Sr25519": "0x48b64cb879b32fc3f73c52ded76a10183568f4aaa265f4900f7b6296f623cf0702f71fb7cc8ead82438e0fc5818c6cf3bf2eef756bc0ec9282150cef45e9e284"
}