Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,551,912",
      "signature": "0x8ea583b2f6f16965d9008bbfe7697d7b4176c1ad264f36c7ad1218f0112066dbe68cebcb51400b259d92209de169d9dc",
      "randomness": "0x8d79e9e8612a38fc2fe8c81bb24265b6b011247d2ce88c615735c7ff8d4c48ad"
    }
  ],
  "blockNumber": "7,408,313"
}

{
  "Sr25519": "0xc8f3694316f7cfbcc66d76e7abf480f22d40fc7d7a84eccc041db23a99a56532432cd5d6437b3f08c4dace71daa4abafd22b257f6e019d3f57c667ab8f499681"
}