Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,537,525",
      "signature": "0xac15cd2a3b0bcb5eb0728e9e79fe1e841504c8694c59064dfa9a9db39def1b369b12209d4b4ae02cb0c75bf4ad8a25f3",
      "randomness": "0x9c28a7707d1e6e111423d1e5427b4c20b4983611ce40fdba6026c1b8263a4a0a"
    }
  ],
  "blockNumber": "7,404,717"
}

{
  "Sr25519": "0x387494759b6b4c3bf1678fd5eceaa8259737c9ea5469fbf44c4d59a6889a471f41a47803e8d79ea248d7bc62f86a483eb877761e7ff65646effddc03079ff289"
}