Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,569,472",
      "signature": "0xadecdecd71c93243955a0d208bc1bc898b05ba0648e46051a742e51276b6d7234afb29a9dd34347af8e485869129924c",
      "randomness": "0x34721eb70c72486d634ca700bf5ddcdf3082924c74a075c4f99324bb70c453ac"
    }
  ],
  "blockNumber": "7,412,703"
}

{
  "Sr25519": "0x3c4ee713ab71dd821632236ed6d10143ed05248fc001a8fd939ba9ed65b500434dca6542cac917c17f663b91d94ac426a712907822f806cc44160784a7fa4e87"
}