Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,605,191",
      "signature": "0x86674c48ace48cc9a47b1608ff11812216288bf2dca7426c61e69830acc45263932cf76997cf0fc086884744f7bdc25d",
      "randomness": "0x7b72ab631b89b9d19d9f92c91bea692c0dc61e12dab196e7438986806df4094a"
    }
  ],
  "blockNumber": "7,421,614"
}

{
  "Sr25519": "0x74c8e78722db16de7fbae99cd3e25307e165bef067e8920484e26be3064b340964cbf4be3241ef9dab8e0c027346233e0c174368cdf3375e26a0cd3aec1cb087"
}