Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,670,640",
      "signature": "0xa7dc0fa4d132b1ff043f202414ba4eb63be61e3e9cfb355028c2130403995700986fd82825e50389e18dc3bade138c27",
      "randomness": "0x8f521f9e356c94427424411891939b8f58bb7c5b5868d17446905bc17acb3fd6"
    }
  ],
  "blockNumber": "7,437,951"
}

{
  "Sr25519": "0x92067de493cd3e5e2cdb4cbd05e012f3dc87bf353511068e89ed549338d27306af8f71dca11c38972c4c0a13ef4f444a4a1ac1153a8dc5e132eb3fb36cfefc84"
}