Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,554,553",
      "signature": "0x8c7fc89288bb388bf16cfb99534a0866ed4daabd11d9c9e72f7a77d1bff1aaa3c9cbf6ba04d4e19346fc908153af06e5",
      "randomness": "0x7b75fff074a8dba99db740a638dd379d04cac58bd535a265e4ae0bd2df9f67ad"
    }
  ],
  "blockNumber": "7,408,974"
}

{
  "Sr25519": "0x7c4a15ad0b3fb23343e626984a2c57d8c77e5654142d7fac1bd896e6a8f9593068f927e7e8dc51413599ae3339818df72d24db13452cdae4e639bf0346eae384"
}