Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,581,447",
      "signature": "0x912d89f0c7e06dc9f776578fc1c53372087e8c9076192ef56e39bc8085a679e38a83a670de8453e939d1f34e174b39aa",
      "randomness": "0xc4260c5947fbeeced179ad5e1ca7708ebc1506f6de994305b5fbf72672094516"
    }
  ],
  "blockNumber": "7,415,684"
}

{
  "Sr25519": "0x3470808be61ba8667ea0620f8231c33d181f19d0ee0bc77a3f8d9d715b2fe01165534da1a41e85176fea89875529889a2d79ddb011209cc6c5be53e544c3f081"
}