Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,637,462",
      "signature": "0xa2f0693a139b34d10d2d1ff1f0dd0e13aa09026689267671a1ad40244aaab3f0251c5cabd31151e6299bf5d8c03a73d2",
      "randomness": "0xfe2ac6966ef7e8332a08262ffe4e54505266f4e57f17c5b4203aa1427e349292"
    }
  ],
  "blockNumber": "7,429,680"
}

{
  "Sr25519": "0xd23e47769f4265c7acceb6ef6a13ca9fa9abe39d35fb971c2f06bc24de2a1c6e3f2308b791e652adeebc4ce03916de8a2706beba0db236c318ec59715190a887"
}