Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,577,413",
      "signature": "0x863ff9758ef419ad221c67e40c550e031b8b89a4e71257fa0dba1d0a4433cd7471f7c99a01a65bc43a58abff1a9cc177",
      "randomness": "0x3e297fa204bcccbe57194318498cc3dad3644ade295a8533fbc67a8ba81a6fb3"
    }
  ],
  "blockNumber": "7,414,689"
}

{
  "Sr25519": "0x12feaa80c5e68ae7615830faca7116801baa9be26d47ffb8cd12ec3ad7179223e902293ac2a60560c5c4b70cbe155ce36b185b9c1d8f35a38e2ab0388f65ce8d"
}