Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,549,310",
      "signature": "0x93b5713c5b6097a6855c6cf1bc453fdd65b07e3c837e8315a45964806a19393f86301e2f0bb9456542e18e03999e1864",
      "randomness": "0x9a07d621b4c13c5e1a81a577322e3847a506f80679cd9f914827fa42a7230897"
    }
  ],
  "blockNumber": "7,407,663"
}

{
  "Sr25519": "0x62def47a03a5124992a6e8765ecab5e239356ea3c9392b170f3be045eccb9756c842b8abb732f4a0effe593c1c4f3a55791ca56919e70aa23c67ca3c156c5a8b"
}