Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,599,064",
      "signature": "0xaaac7e51c1bea3046a99b9bfb4d8850e5373c97a8eb2044b9810682b74173fb00c081686d98d5559e87cc51f8edd6e0a",
      "randomness": "0x69c460ea0ce49f46b965bf8d60080400bc6a139533442bcff43bd7c63772d019"
    }
  ],
  "blockNumber": "7,420,082"
}

{
  "Sr25519": "0xe26043d60e74d5e4b99e4fe33dcea9872a24508df5825f65f6bae2ca43c94f3831c296e57d24244c8d64c5cf521b836224cb1c5ac50f42434db6692969ceb083"
}