Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,572,309",
      "signature": "0x903b0230f13571ea3cf1bbbb4d0a6b6d3fde59a08851b343828f2214aec1fa5a86f4c1fa56ff8f9839ed380ab1e347a9",
      "randomness": "0x90a2fe04949fb926fdb835eff7098ce10a9dbb64182e0eafd49243108c7d88ea"
    }
  ],
  "blockNumber": "7,413,413"
}

{
  "Sr25519": "0x2c3b4378e460acecbe0a6e9817a03e1a94a408825bc345370f341e966222f727155383dfde27d74a1672dba9b324b011b612edb27895910783d8e23a1eae8b82"
}