Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,557,352",
      "signature": "0xa874a34558905a9dab56096c352b251059f0168f73ce0266cdf89c00f70bf60edb8267860acccd919e0d90a5e5233ca6",
      "randomness": "0x790adb834c2a54e17becde0766500e2e1ca305ed99c26505353ba119d35908cf"
    }
  ],
  "blockNumber": "7,409,673"
}

{
  "Sr25519": "0x6c1292c59b021567ac6f667fe94b8ef38e8566e065cad317537f7b163033b623b292b3bdaa563c45de9a666ccf7f1e1d99e1230403f2160226391f0582105a8a"
}