Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,544,590",
      "signature": "0xb133ed4d5532ab463b720eeaee76b9d8de29f05c73967920e083f867a67f1c613c5ae0557eea59e0be2c52823edf8180",
      "randomness": "0x074be275a5924f786b1905e75ff25f81d58c25099f642bcdd5d91debc34a5272"
    }
  ],
  "blockNumber": "7,406,483"
}

{
  "Sr25519": "0xc0f8d0e052a453607c6db90cdd19640e192423ab2c6fb79ba0948549877858753a967befe8f728c5d52d2f8988261c46f60be055dda266ffd766adf684321e8d"
}