Write Pulse

{
  "public": {
    "Sr25519": "0x9204c197905af474c1edfc5ae3e8263dcf53746156df77c73741daa0d5a08145"
  },
  "pulses": [
    {
      "round": "25,654,890",
      "signature": "0xb7c699770d0bd20ae180d7e4ec9a27d55102cb7e9fb248e5db857a151e4ff1f4e45d9bd743711ccde0691c59ee0424be",
      "randomness": "0xcb6e567f3d188943675275931888cc1c293d76fdfb2e71dadaaad8ae584ad2ad"
    }
  ],
  "blockNumber": "7,434,027"
}

{
  "Sr25519": "0x920ac0a7ac8b83b133b5fb095de77365e58b7eb3b96e811a4d0822482565b002fa28ca5005b0fff27a8e1e0fa0bee43b87b9deeeb5e7044d1bc992d6bd526883"
}