Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,573,340",
      "signature": "0x8499c653b654e99c660103ac707998007a07c458cfa2c79676ae2de53daa751eb39a52c4c358bb3713072f0bf4f8e6f4",
      "randomness": "0x1c7180a3bfedcdc0c6f2c0c0fea0c7ad9fe7d2cf38518547220dd9e0e3b3ae21"
    }
  ],
  "blockNumber": "7,413,671"
}

{
  "Sr25519": "0x761a29bc95b8b0f6395bdf93ea5a52894f470b161e8a4f2da47e45aba89742411f14159d649e27184af2725579d5a45fbdf287532b1d0e5cf4ab89c041e47683"
}