Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,603,912",
      "signature": "0xb8609909a4b832ce2a59923f317b18a7e38cb2c69f093ff637ca313a60ac22df4be35661edf6176c71c40c9fd6e551bc",
      "randomness": "0xfc42e51162e700d81889e52f229e1bc216b9843ee3c0ea41939f8ea18616a677"
    }
  ],
  "blockNumber": "7,421,294"
}

{
  "Sr25519": "0x24be812f2c5c5f7f4ad2829d677a69e2a344014dbe1958b195788ef05f35571e8445b1d7efa340fa9deaf3c756396618531760b90df30536883a7d7d843c228b"
}