Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,543,245",
      "signature": "0xa864d8a80b1a6c2be3d5fc04d5205b0a951124162b50a27d0fdc832f25719423a92c29232bca28452b32af30dabd4292",
      "randomness": "0x2691f6d9f45476db5ba6f3aa5a61a902534b137a2b3d85540314503b5e5385fc"
    }
  ],
  "blockNumber": "7,406,147"
}

{
  "Sr25519": "0x765e1dc1e205ee48a1f7f5d75c1a29ac8078734f6d45ecb09c85da3ff0d07b756570887c9714863112f9d059049493343d643bf3717f76d4a2b8d9d17afff587"
}