Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,548,968",
      "signature": "0xb7eb34cb26610996ffc2d55a7c1bf605c1658b39293bfda757630a40f08cdb84f161713fdbf8ba92dc2e534f9725d515",
      "randomness": "0xad02fa60cfd4003964d3ee08e84003f08a2431fd7d1f5e909c89aa96ac8204c4"
    }
  ],
  "blockNumber": "7,407,578"
}

{
  "Sr25519": "0x629a733233673efebba9d8c856a8fcaddd5105b70b09f44d495112d59dbcde6c8503c0eb2bc01bfb0cc81c61c94b73c342f7c90127684ee9dcef2798e93af083"
}