Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,537,741",
      "signature": "0x8227339b4ee57c63332b527c5d224a8ee0e7acfb1313fe04c203b0218ed528b1d6aafbf2aecd5e3ddbab029258f8c1f2",
      "randomness": "0x8fee4c7d4ef9db25c41f9ef0c74c4e8aae5a011227dc7dd9edbd4053cf2890ff"
    }
  ],
  "blockNumber": "7,404,771"
}

{
  "Sr25519": "0x40a97f3ef91e1fcc043cbd1f2e4a562f98f5a5c91cd406274d2b8963dcc59f57384c632e4f203e37f9e807fe63b5c8f1af5b2e6e15af6491e9bc8a744502c481"
}