Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,567,981",
      "signature": "0xb9bd89755191e1af5951697f9ff9670ba018e451d622e318113075434b0ddaff1bf07ff77e03241eac919f0fc49afe87",
      "randomness": "0x5f258465bd5bdc17053b31d68bf605ff7e52e14b03b83b509bb9558caaa76427"
    }
  ],
  "blockNumber": "7,412,331"
}

{
  "Sr25519": "0x6e98030a0219af91738b1bf415172467649d34c8d69f87719d74ab45738bf73b1cbf01e0423ffc978ca567228f387adab1085974e2053eafd0e4d71a9b86268c"
}