Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,555,771",
      "signature": "0xb3b9a1bb570919fd67d0364ddf541c9f6ef8486efedd55d594e1db115c507ad7da3fa972bcaaea593ebb0c64731f8203",
      "randomness": "0xcc10f0109ae242412132d63ea26c86932511f43ba18b13871970fadb76086345"
    }
  ],
  "blockNumber": "7,409,278"
}

{
  "Sr25519": "0x2ea29da968e8ceb79de422b695bd7cd70515eabac4627d7fbb5e4272d70b26722c81492abcf57962abf787ea0d342be50f21751474dab1c6556dda25f6ea7984"
}