Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,587,408",
      "signature": "0xb2a981edbe0d9cfe75ce653f23fbdecfebe28ffa4feb2c6aa7a4b01677366489793856279607d9c51e958c96564ffe0d",
      "randomness": "0xc30ec03a5a6da8f289e34ca65a368d3603c60e6ba6ca4cf8964a6050abcb471b"
    }
  ],
  "blockNumber": "7,417,174"
}

{
  "Sr25519": "0xf8f474e0b77a8faed63462aa4395c158075e06ea7e8318d3a1ffe8d58b2c4d1e05dd17e8bcc707d9d9f5cd32126e7112c669e57554f885af626d2eb648b7918a"
}