Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,574,885",
      "signature": "0x8948d4fbb7880666d7031270fdd26e953daaad41e8bc42a2a8f64427c0228ae104fd0a64e1b0fab07886c43133a1eaa5",
      "randomness": "0x1c255eb6a5d3d236f7aed198a80f1976d719cf7bce694b4abb0ab4159282b24f"
    }
  ],
  "blockNumber": "7,414,057"
}

{
  "Sr25519": "0x8a07f75f1ca53755e40bf6b92cb29c316180f55dbd443f3e10163ebc1930f41f711c046c3de9d9e595751733c61a284bde649e21fb108a6c8aa52e8a33a8b98a"
}