Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,576,873",
      "signature": "0xb3a1eb72ef4257f1b6cb9f310adea1454c17a6a125f38bf352e6d72c5a72ed8c8753cd711b27973a4b9fe352bbcc4382",
      "randomness": "0x3417b21af5dc27d9992de96bef06899a0cc910907f6fa32b8d6b8c83afe293d1"
    }
  ],
  "blockNumber": "7,414,554"
}

{
  "Sr25519": "0x706b91d84d1acc9224614e09c2481ef7426d9ba0c1624fe93e534e9e975ad8309da76495c55c90d784aec0ad35748c1a002643f92d4bcf0139453ebabdc58184"
}