Write Pulse

{
  "public": {
    "Sr25519": "0x1a005e90a3e6a3dfe9288ab1201eb4b95be88b5ac1b18cd1f8a8eaefceef094a"
  },
  "pulses": [
    {
      "round": "25,566,053",
      "signature": "0x8499e18a2abcd70a18024a3faa4d9eb1cdc888d0119491c44da30e5942e4d7c512b979f19060831633a044828036b846",
      "randomness": "0x0774d9a18c72d1784b2fdb9bb055e44aef728b8034259d3f4c0307f2db786a8b"
    }
  ],
  "blockNumber": "7,411,849"
}

{
  "Sr25519": "0x4c7ddb871232435ffc9e6761bb2a01a1197d3f7be783b1280e4c159ea28e6a0e6cddaf8da02c797332ab82a70cdc346811b43648303141f3674cb8b7e5d5c38e"
}