Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,662,371",
      "signature": "0x8cd6b33399dbf64fc5e16bbc631895bc36bfc4de105b06a516ebabbb61ab810aa0f7e4f0ede8df4c4df932854daf8464",
      "randomness": "0xd9bd09d816569e1e7e1eec4bfe2d6f667f37bee159e75526059d139dbe88cdd9"
    }
  ],
  "blockNumber": "7,435,891"
}

{
  "Sr25519": "0x0a69bc8dc8a0d0cbe49165114e2dc317518fde497679c265117eb3141d1ef73a5ff7561b905f2938309aa28617182412d27866d3be0d98e9ebc388bbe64cf285"
}