Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,554,748",
      "signature": "0xa4a64b7f3dda222b4bbecdd8dcf5a4b112212d786a42eed6b8770843931edf2cd8f1701dc4e27d9d5ddb9604d579abb1",
      "randomness": "0xf2ca5bcd9c995a0f5239bf0238294f8b7ef251040370a3fdec36af53b2ae5969"
    }
  ],
  "blockNumber": "7,409,023"
}

{
  "Sr25519": "0x72e8b2390c3c64a220c7f86622a34285dcba3dbdf567038a5f0abd1ad3869f40d920f0d75c9bb9d7fa0d2a4d972f5e2adec76622bb991930bde632554a022780"
}