Write Pulse

{
  "public": {
    "Sr25519": "0xb2d7ce3e75c398ab506ddf8953e06bdd58c6a17412037afb8764efae7e94c04b"
  },
  "pulses": [
    {
      "round": "25,581,661",
      "signature": "0x8d63e0758e5a9871725582f825327bb7b2df4ed100c506d90eef25e1c26750ce704f020df5ba48ce67c4f51b69848cd2",
      "randomness": "0xb53677d3131fa9b49a6c549880c7ebe7b93d6d8a3abdf4f43d24743a211d378f"
    }
  ],
  "blockNumber": "7,415,738"
}

{
  "Sr25519": "0xa6312baa093d05b025e4d155dffdf08a408407c071582b57e4ad6da173549b7da1652187f3dc0c1526e04a6c2dd729ca224325dd1cf000f7c9767495df1d988d"
}