Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,573,212",
      "signature": "0xa6aa6ea052e73ebc32728d80afd38ab0f448d6168f9bba727f800d79b688ed594dfa9f949eb3360bacafde8b1007b739",
      "randomness": "0x525dfd3cbbcdf6e294243490028b59db559fb7dc064dbcbe368811eee6da755a"
    }
  ],
  "blockNumber": "7,413,638"
}

{
  "Sr25519": "0x8e7c384186bf6ff550a463fe9477eb189f250f59efefe1807b09280d8c28df5394bad138e1a5351f74c922cf43121235f4f70307d949549b938a709a00f00281"
}