Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,549,292",
      "signature": "0xb895e2df99a7d48f9dc5fc18e6abb579c4aa5da0f6dee6e2797a3f16279c3d96ffd30c8fbdc55a3c4aebb412da78c45b",
      "randomness": "0xb6ccdab55736df410d39c183791693abe17eeb7ac43df4f5959df3d99f87ce59"
    }
  ],
  "blockNumber": "7,407,658"
}

{
  "Sr25519": "0x8c24b40b77f79f2ce8c1eeacc733bf1c6caf3056ab27f83f8c1d7f864a1f00513a5248c43fc72b7ed9a9d77872e35311e4e07e00b05e119f6a5f0a4315821781"
}