Write Pulse

{
  "public": {
    "Sr25519": "0xd60d31b79daf28dde168bbf981526a123c7c689fe26fc00d924907403ed40023"
  },
  "pulses": [
    {
      "round": "25,574,116",
      "signature": "0xb7ca64e75d86892a515be0d674ecc3ceb7a2b4579e7443227ecbb1d9b6d5665e984966e520c0153da2113c4abe4700e6",
      "randomness": "0xe0bd9d6a44d372d5b81daf44bb131a7fb71179b1d000b16bf2f769091bc6138f"
    }
  ],
  "blockNumber": "7,413,864"
}

{
  "Sr25519": "0xbeb58a98be864c66eef6b14df906af7e74e8d8cd6ce2496f1fc18091e9e00457308fd8a8ac197f0cfeb14283b7aceb08a1392ffee52580304b8e9df4cc157888"
}