Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,603,844",
      "signature": "0x967c054c25ed26fcd07ab4aa51adf1dacc4e4a371ea9e1f0f0f59a7d738e710d9219f229219f2bd8d58281de108c1adc",
      "randomness": "0x17aafe4e660c72d9abeb26baad67c92461a7162d43dad7cf4761f2a80234be8e"
    }
  ],
  "blockNumber": "7,421,278"
}

{
  "Sr25519": "0x54fcc50cbbcd9acb3072756e3f3a72f6824d66fe27fdfa057f63ff5404af98072f2c8526ea33775b15363ed2c44d37c3b8f6aeaf8bf6293d907d462ddb65d086"
}