Write Pulse

{
  "public": {
    "Sr25519": "0x1c7997818cda64bb7b0eff4726b379c86667f8a10ddb396bbac1374fc0049b76"
  },
  "pulses": [
    {
      "round": "25,602,270",
      "signature": "0xb5451c1f8b249857c766b059eb0117b87998b5d381c353344f69df5e51ecce3e0f78af04964002b82e2aa558545d9d1e",
      "randomness": "0xcb944e8cb97b10348b1c8453f01d05b326fdcebb429359c79c82d84239effdce"
    }
  ],
  "blockNumber": "7,420,884"
}

{
  "Sr25519": "0x7c34d46cf6dddba4285e663877887bec923d3c7a3806ebb9903f98c9c9f0b81fcb9c70a41ece67d96620212ed87b54ff8bce0b97e5ca7249ac57e5e41b352283"
}