Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,570,639",
      "signature": "0xa12515771d104f73a42e2382ee7f551f18ef9cef338c37cf7716c9f1b52f05b6ca1a3419f0723ec2aa0301f31f2b8edc",
      "randomness": "0x74000957bf72510e39463da9469e58831194f556d84d25995250f5bc7b7a48b7"
    }
  ],
  "blockNumber": "7,412,995"
}

{
  "Sr25519": "0x9aeec3ea16c70132bff999da5e3021900c6bddf8dbe59b4512dab02986c56c487482ec383dc238af9db69f1bb191d4611ecc94d080f88c4ff3d91f9146ac4e81"
}