Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,561,198",
      "signature": "0x83e66026373160c6c1276d596961ea62a9f6b319c4c4539a013aa5692eb3b98db055186f1762571a3c2e0c55d0845247",
      "randomness": "0x57432dad5d3cc0225fb7402db788ab89ed417cdc450d8d22961fc189789681e6"
    }
  ],
  "blockNumber": "7,410,635"
}

{
  "Sr25519": "0x16b2018e393102217d9e3f36ef0422f4d3f192787c3a9fb20775b0b64a6573379937ed5f1f4f4ef782b1041242550d0e5bc4b3b4b7a87ca3d0315bdf42219581"
}