Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,574,775",
      "signature": "0xa18488a10c8a4bb9d5bfddfeb498619969cdc166a381e5290f301e8f8489f8a9f8d600ce0f35d55a54f29e2badca247b",
      "randomness": "0xcafaec895849d20d235c3598f80cafbd0f84871a67e2ef6b5c695ee3f0e16379"
    }
  ],
  "blockNumber": "7,414,029"
}

{
  "Sr25519": "0xd03def3b5a07e8fa282e70771c61e23ceb677f9ca62c01d87c8002cbdd592e3586a637586eb8898637027f537c8e2ea1f0be07b71cd34365beb0b6391953f982"
}