Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,568,504",
      "signature": "0x8660d0f560d20994fdb9f06bd9fe9faca873a6d1dc0a4c98d9e78967546add3eb625718f63069840f8a6e8192c6de5d5",
      "randomness": "0x9ade762544729b9883abae1f3e58bdecce09d7637b74cf988996f8de4cb3f0a2"
    }
  ],
  "blockNumber": "7,412,461"
}

{
  "Sr25519": "0x12144c55600262377f61ed1b850835d104ccba4153c7fcd98e35e235fe81ae24d7aad95374e0709321305cb9b825928e4ee3d656bb50866ed12edd39e0dcc588"
}