Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,569,952",
      "signature": "0x88ca54fe231b008bfaa3d74a1adb338dd1511f6e514f4d101816507a281cf11c15f518d33118b5f0645b2d535a26aa87",
      "randomness": "0x77b91c2638b9bb1cd6575275d33adecbf9dc5c5d40ee5fb78b04ebabf26f974d"
    }
  ],
  "blockNumber": "7,412,823"
}

{
  "Sr25519": "0x42b69ee48eb1f98ec9768de442c63c465faa7a80aeedc10e7ec131abde66922463a805f9c62774113012e5fb13270ec0cedb53dafd31c19a8f5887d9d267c98a"
}