Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,599,769",
      "signature": "0xa5f9050857f0e77bf890ec78c50cfb423144b3fe3f09271b87ba783b923efe3f529c199ce2dcf91e3d0deecee81c0d75",
      "randomness": "0x67a23fadfe0656ad8bd77de1126758b83745dd464b4b2c21d5762e4852e3be93"
    }
  ],
  "blockNumber": "7,420,259"
}

{
  "Sr25519": "0x20fa67a83569a508337c2fe993f56e4bd1a7a95c88d746d0736b6ae22f732e4f8c1823bc46eef42cb0e6c11a91b5101700d9af04d2079c6ebaf0518b57989e83"
}