Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,617,130",
      "signature": "0x87999eeab633c610ea343c3a383a3cf0e229817b2c4c9fe0335bd2eb5253189334708f7bd489abdf402e9c8121c0b2d5",
      "randomness": "0x15820f184c97546e535160a35220dd0dcaab77a268bb42d62c31f2bbbda06075"
    }
  ],
  "blockNumber": "7,424,598"
}

{
  "Sr25519": "0x567784173d9a186b71b2218862f0492fedeab14c491427f518409c1a016b8c63a99ddbd674bada43f9fb3ef5d15e8adf0d9059d2401265455a3ee41eeafb5a84"
}