Write Pulse

{
  "public": {
    "Sr25519": "0x923fc2af16b838de1ba9d3934555a73acbe3aff5a4d4304a1b45787358d61279"
  },
  "pulses": [
    {
      "round": "25,557,278",
      "signature": "0xa8596806deab0f302749ad8bf8cc8550cb8e46812dabbd7b07d31e3423252a2c1734754e7fdb294ee9bd9e2699612ad2",
      "randomness": "0xbcc7a68a0f918cb2236dae648b2edc7671bd36dc957055857be168e9a1f0e2d7"
    }
  ],
  "blockNumber": "7,409,655"
}

{
  "Sr25519": "0xa8ec78d0fc4d0bbc28fbb8f617181309271f7d550a6134ba23ccbe0535288f63daf8285697fdf69ac26482e4882edef429d4a6798a7e731b7d8803a4f5d10a81"
}