Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,646,329",
      "signature": "0x890cebd7318ab98bf789be09813f0833446b2e5116c4fa18b7d0db33738baa0e4b60f0d42aa4a00cefe0c960c14cd9b5",
      "randomness": "0xb2ea371ffb0989bf93467f0979f42d35937dae4bb00d8e634e9298e4997e5d42"
    }
  ],
  "blockNumber": "7,431,887"
}

{
  "Sr25519": "0x869123bca43182f4fad5c981e2450d40d8466d2a0b4e4f0f821b233c9070773f65bbf685f43bb122cb2d61c4d7119237b9a6737a2be651990f4a488c81e7db87"
}