Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,572,648",
      "signature": "0x84943f070f8c858e724764afa886b512112f8fb45f453f57e7df40239adb2033dfaaee986e54a2595bde5c9584c763e2",
      "randomness": "0x88a529e73601195df4f680de157612fede1eae52b9c7fc65a9c4a737c1dcf917"
    }
  ],
  "blockNumber": "7,413,497"
}

{
  "Sr25519": "0x8ae40889366feb9ffd7240b5a46868216af9b7a64b08f7bb75dc5f2ce8e6f832d89d8436c03346c1c26e298ce789e7e26a9070ed512f9e5c7f35c339797c5387"
}