Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,600,948",
      "signature": "0x9685886bb5411c2d35945e1e222399310cadf99e81c9d612b70769df12abda65bb535516fbd97bd1dcb31d3cac08814a",
      "randomness": "0x040568af27f112e723bd7763d4495b165200d10d99e9741412fcd6f2057f4afe"
    }
  ],
  "blockNumber": "7,420,554"
}

{
  "Sr25519": "0xd4c8286c4b0f65a49c7fe222cf428e94ccf6587916425b1efcd33e5f34d3fa167d58a8758c93d8008464ce422a42539bd86f7c2960785eb48b99797409305c8d"
}