Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,670,832",
      "signature": "0x8b90c8d6f11e32f1ca52e2c265900880541681821141085de0bccf2d3c1e0b111d1490165f0501db9da47bf2cd547475",
      "randomness": "0x347323d93da5f9b2db8dc5742a505337722d0a027b7b4d1be3cc0edfbcab3897"
    }
  ],
  "blockNumber": "7,437,999"
}

{
  "Sr25519": "0x7221a4e6c1937cc83fa80a7a88148f1f76c24453eb335e235d94fbb2d76992624654d06540962ddc81916a47d9f9ad942c500d1e39483b0e5a485b0aa55a3789"
}