Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,550,006",
      "signature": "0xb7cc8b67893b61510522c12a7ed2ebbcd66e1987eecb4636490b0162de324c405177ec76018c4b068fc3dc08f448574c",
      "randomness": "0x045e9ba6273766ac38fa2e247a0710250a5f254bb230d847a8f062d751062674"
    }
  ],
  "blockNumber": "7,407,837"
}

{
  "Sr25519": "0x0afa46e11134c54463373285e2e93623aac1649eff0dd2e785765497da07d258f742d109c96362b11d4228992029cfba4f3aa14442e486e3c6309c38f32fd48e"
}