Write Pulse

{
  "public": {
    "Sr25519": "0x0addb25b0d4e9de244b714f767f5a052ff4c2e94375cd38fb23c319771e29a28"
  },
  "pulses": [
    {
      "round": "25,547,898",
      "signature": "0xa0c228bb769b8f8f419f65a7dc5c4fffdca6d0515819c72960ca1776da2347a39a4067d964cf560e45ff7982f7866557",
      "randomness": "0x187f61f0df0dd94f102da30a0eec26604f7e1c4faf2bc9d0b034e4b34edfb3cb"
    }
  ],
  "blockNumber": "7,407,310"
}

{
  "Sr25519": "0xc8380f538cddc21d9ccb5c4aad5af84bb1c36106d34da9624d553338aedb192c99ea14eb918a1e8746d54ac3a7ca496e609b4103c322e4ba2121771f5f5bff87"
}