Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,562,965",
      "signature": "0x8a8a67f86f3d6a25b5807364814ee893a7add5d471a3cb8b2b8ffb305de811ca443a5d620a6c255a39487318ffbc8f21",
      "randomness": "0x38e81126bb1f0064a8bd127c3d4e08117eade2ddfd36076e3c5891e3966e1be4"
    }
  ],
  "blockNumber": "7,411,077"
}

{
  "Sr25519": "0x38ba71c621086d1fe34324f542e5ccd75595e2b741a4c472281712afb2827a4826f8a88672af60e4f44c31475b8c27f31685829c0b63cc476da1a5199418a388"
}