Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,668,344",
      "signature": "0x8221ffe44b8ac079f41efb3818847bc648ed2566103be18e631f636a569bdf08c2e848b00289a78577697900d0469d56",
      "randomness": "0x4be7501d2bcd7fb5380c21598115184d19bf9851c3038d3341e3f814cf479f3f"
    }
  ],
  "blockNumber": "7,437,377"
}

{
  "Sr25519": "0x4e8c3fbd605142ec1f3e6d9b85f642e98e6baecc6835a6834f59767de851db5c21e2220f3271582a7eb3ed320b7e95bac60c89cd9d05cca852ba08ca5520ff86"
}