Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,540,621",
      "signature": "0x87c858d8d3d77a183580c73365b750c3b2267132c524806252b55a34bbf7d073beaf5160599fb232af341448f7c7a343",
      "randomness": "0xc18e7248ddd2f21cf49bde556751c9e95fa75d7fd76e32015168b309fa817d5e"
    }
  ],
  "blockNumber": "7,405,491"
}

{
  "Sr25519": "0xc2b391e22b5ccdf8ffa582637e371f06d9063302ca9bfcdc1bc45d8e9e71f21f4153bf8a416d5cb5ef3c02b5e0fc77428e4528cf54320c22233aff6561a84884"
}