Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,657,672",
      "signature": "0xb3a2e59e12ab4a32d2d03475d4af6630ed5a2c5c126dfaf486db9c6cab6be36f75f98d8d50142c3d0cce6c17b86c1ab6",
      "randomness": "0xae84c6e64f1a6bef004fb0ce8383ff40df57e718ebb360ea49a1c18557bfc16e"
    }
  ],
  "blockNumber": "7,434,722"
}

{
  "Sr25519": "0x0a97d2c54d58bd8c2484883aa3cca0c828d2383cb7d2383dbc26ffac6857cb7d135aa0eae4870d61bf1586958fce626e24905380942aa7b90036a42aeccf518d"
}