Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,672,809",
      "signature": "0x95bf4034b2b7940fe26da8f83e2686a19185645d8401293ac629a0ac2101b97bcdc8482ddc611478c6c41945b4b24a06",
      "randomness": "0xcbcb648f5945ecd3c97130f7ef2488bdd16dda73718d1b3b2d0650f1ff157518"
    }
  ],
  "blockNumber": "7,438,494"
}

{
  "Sr25519": "0xb2f332b4eeceadd23d43b4e2c5fb9c7e6d18b09a32a106c5c53e0bf655f5485a9d294da94bf4a52a40a531d5a08659c6ae17b5e3c20508d8260583b4f839bb8a"
}