Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,612,569",
      "signature": "0xa159e771cb5d53492bd0f459e6ba26bad569c6d23ec5e0cb626dacd543345df8cf5a80c163d101f83d6f6752f0b5922c",
      "randomness": "0x484719b0b8142711be630262420cbfc0853e4406a9d976891be1b7424e4a3b10"
    }
  ],
  "blockNumber": "7,423,458"
}

{
  "Sr25519": "0x843b6faa0da321be44a2dd55734969770a35a629bebc15c2eaf64463ff837f7380604ac6e2201443619febc3d89b4e620a5c7e9308fa05b4b1dd3e6676528c83"
}