Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,537,621",
      "signature": "0xa8126ce7adb17d4f5881c195788bc4d16e83fc61b480131a07f656f347d5cf33bc4d817112be8c4247bb025151424930",
      "randomness": "0x47354e54131ddbc969a478b7dc1335c3518a48ba51d01fc2b8914c2f324b4d5d"
    }
  ],
  "blockNumber": "7,404,741"
}

{
  "Sr25519": "0x08097fc8a1f73ee7d241032ff68d83bfb2bccffd293705296f6ac25ba6097723ba9556936208f5df71bbe4897d5d48129950a31b82e76a360abe269d363f2d83"
}