Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,621,183",
      "signature": "0x901310c2196738c2ed9d271c90f800b151243d24b424b21566dd1dcc305808c1e1ba198e0f5ac99c5dc1c4fab402f199",
      "randomness": "0xf7838f7625918bc2ebdab5d7d04d694e51cad16434b4f2f998d360111922878b"
    }
  ],
  "blockNumber": "7,425,611"
}

{
  "Sr25519": "0x16b2c57abd9af239b5e5317be43b4dc4bf6fac4125204e3b5dba14c5259f216d29215ee256ecabd4c482ca8a692ef87c8a3c1d1d8b3160697aceafc0214eee82"
}