Write Pulse

{
  "public": {
    "Sr25519": "0xec788c8b83cf82b619fc794ddede0b9a52fca4e9d161e06d469f12a3ffed0012"
  },
  "pulses": [
    {
      "round": "25,557,995",
      "signature": "0x805c8c835f07048f0894b83f86c2526a4c7e636bd4c566c2039f60abec6a42e5c39167e0b54dcedc7d51fd272396165d",
      "randomness": "0xa719533db7d8f792884db530df5393f89aecbdcbd8f62ede1de7864141c846de"
    }
  ],
  "blockNumber": "7,409,834"
}

{
  "Sr25519": "0x26355c87f5bcca82a01ebd419166d4fc8108146e706febe7e28794d6c67d5f67c7e232f94c33c8734d05f3a4fda27e1347681bb5a18397df2f37cf7e521ea787"
}