Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,548,727",
      "signature": "0x8c21b018b5624e3e6eab783b150213cd8f2720ce8847606867595a60adc57a304d14dbe98ff0dd12be68ed6e9a9e928f",
      "randomness": "0x287bec17105c61b988011e66d837aa7f6b90030eebf0fda01591a81e86c3ce88"
    }
  ],
  "blockNumber": "7,407,517"
}

{
  "Sr25519": "0xb2d9c74e3f83fd6f01a42b5b303763c529f7c232338d657b44eb346e5f3f802e1aadec3f2d0b7e69d8e201b19f49372b014d507e38405056178018e67ee54a8d"
}