Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,542,316",
      "signature": "0x80827d93cee3ea4edcb60076780e55c9834c5f72e40150abf52d5bb1227dc94e65f524389f4152ff1b14a48b847813b6",
      "randomness": "0x7f46512c2051876f4491dcff7ba1a74af11c0a615522329193e11bc63211878a"
    }
  ],
  "blockNumber": "7,405,914"
}

{
  "Sr25519": "0x647eedf66c08f9b75f607820e9e77f917a40eb4b6d0526a6a34b889be50f39030d765355b4f9549962dd667891c911350dce56b4e9a963d6c44d74bcbbf38389"
}