Write Pulse

{
  "public": {
    "Sr25519": "0xdafb18cfc59962b92ea75a32675f6c9360b3fbc8de74df96e4223788aa2df10b"
  },
  "pulses": [
    {
      "round": "25,580,871",
      "signature": "0xb3f8c70262690418f8fcc9a1669cf8584cc16750908f5fa3029f45458099da98ec3f3188626c588a0193fc303f2f858b",
      "randomness": "0xa2ffdf612ba9a6939198291951cbdb4332e7c65718749f2dd1c3708b3ad1e9d4"
    }
  ],
  "blockNumber": "7,415,540"
}

{
  "Sr25519": "0x18d88e9b7087188015209aa9adee007e7f9bc48a799e8f47eb61f9e24c23b33e35bced8c1c6b840a70c8699511ce6fbdab4087673737271e663f9aca2cf56e80"
}