Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,603,274",
      "signature": "0xa271448f03efb1c5b37445dbd66983c15b8441d7b8ab14b6687f3f27ecbe53ab035ef4b6b1cfe662813b18ff2f6904c5",
      "randomness": "0xae29c97e8e450ac14a2546706a2bac472368937ed3cf810ee5b4fe23d79f50c0"
    }
  ],
  "blockNumber": "7,421,135"
}

{
  "Sr25519": "0x4280d0f0aef89ff86c94408b2d55a210a5a37cf7e44806fc0f5d48543027a37750cfaa619749c43166dce7dea6d221a1d9dd7ee40eb8bc2de24e3afd2d1e4f83"
}