Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,655,290",
      "signature": "0xa31ae7e2e3b995eaf8f06f1b1f9070c6b994a9af38245452d89fb71c17c22e8c3e15df3036a0032a2c338d289616447b",
      "randomness": "0xd40c555f4e6fe07c4c07764f6376d67a64f53b275770f54c9c58e578fbdcfe88"
    }
  ],
  "blockNumber": "7,434,127"
}

{
  "Sr25519": "0x5acfabf4a8182eb6622c1f31f575d5a41ea951e0ba49edcf1395f8ba960e210d764008437bfa280563cf537f5e47bbfb7201507f92c54d9644a70e9bf4c4d08f"
}