Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,551,088",
      "signature": "0xb91dba527bd1740dd2a0eb0a6891fd6ea51ee60fc5ff7675f455ac0fb0d0c53b4bbd5ce5f256d580c72d14dba410144c",
      "randomness": "0x16813edb42561b298ca503b30975756c3c3f64138245ad9c158744fba5717820"
    }
  ],
  "blockNumber": "7,408,107"
}

{
  "Sr25519": "0x1add342a3d0b128e18070db0b37cbf690d1a49cf0563b44ceef92d9a687234587c6ab43a7405984762d8af6d6963b4df6ebd0dca3862133400da850507a48f81"
}