Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,570,090",
      "signature": "0xa0838d8db59a444ee0fad14028b69aac4c86c50f17972afda1fd41ee6c9742052a28e9f6ae8aeee14fa4f3d4d8c9731e",
      "randomness": "0x88c7ab6c94baf71447da7d9fc88666d09b7b468397b6d4b70fd417748718fbef"
    }
  ],
  "blockNumber": "7,412,858"
}

{
  "Sr25519": "0x5e2e73e36196c130e956007e95bf3a38d30c41a6e35e8ae007713a169b0a2b5800a7347981e32bcc8cdc200e92972af05eec5e6427b1d0a3ba3269877866ab8c"
}