Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,555,789",
      "signature": "0x90821f3fb4bb3f19fa664e328d377ba7f239fcf3a94f5ae9fc27d8cbdf2811a1c1e9200a85e0f698fe183bae4faf6f90",
      "randomness": "0xf1e1798dbc440ee7d1c5eecc8d2b3f07c7a0896a3e1f5c3557bd5edab3fa0c4c"
    }
  ],
  "blockNumber": "7,409,283"
}

{
  "Sr25519": "0x08e52590432566085811cac66f7ce4940888238b21ff3eb825442ff4d29eb71af9f7ca3ead4f36191eb4208830475d55d8165c6baff70d022637ba548ddf0e84"
}