Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,616,912",
      "signature": "0xab57f446e28b2ac752bb6be31dbc972280e9f67c98f6d3226aa0c1523e39a096c77cd972f2147073821f38725eb9e3e9",
      "randomness": "0x9c1b12790bfa90970a232a64be0065abf331209be7590432204a7593f9de5d42"
    }
  ],
  "blockNumber": "7,424,543"
}

{
  "Sr25519": "0xdc410e90e2807442755588e4ef6793b760af3faad289fe3c123f55e8ee0e51539c33ea846453338719ecb6a28d48d3f4cc6606d69bf939345ea69f57f9b48982"
}