Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,602,472",
      "signature": "0x8de109757b3b4a62f72bdf15d7cfb550a841b0bc819f0f5af18c7524739d0bcf4065d61b6fe396d145c5c35ee2871d74",
      "randomness": "0xf2ed4ad40d6e32d30f174c2549b8d3a1d707877bd9e93dd81a272858b30283ce"
    }
  ],
  "blockNumber": "7,420,934"
}

{
  "Sr25519": "0xfec0c72023742c66a0c91a508ca7603bb6a74da15c007fea62755f4020fdd026f54ba525fa5f91a0f0b923987069d8f7440961fcebded24ca9bac4561650dc85"
}