Write Pulse

{
  "public": {
    "Sr25519": "0x2a95700579638573152cf41d600ee9962d8c1ee400eb671d9306a8987c1d564c"
  },
  "pulses": [
    {
      "round": "25,550,926",
      "signature": "0x8864bef16e6795fddda1a5733722f912df4602a91ce71317b8c114cac076e2a1211a38ee4e6c16aebe814e2a014909bb",
      "randomness": "0x3e572606457a1a65bb9eaa24f338e5486d57d32e651f4beccbfe69142d328cb2"
    }
  ],
  "blockNumber": "7,408,067"
}

{
  "Sr25519": "0xa8b9b53662b90f01b494bbfaa1598b49a25779805be4892c37f90af8112f150c38e4a633aed344646d7d0520eaa8b257edb85788fc733a7b9f717cca1039b782"
}