Write Pulse

{
  "public": {
    "Sr25519": "0xd478d73632aa403c1d145a6446ab7c757b277866647f17e47014fabfe9c24649"
  },
  "pulses": [
    {
      "round": "25,566,849",
      "signature": "0x8f2b51fcb5f9a963ed163eaf9f04e42d7e2abe267f43939a2d1ef8c263ccc7c174e7a6b5ff6dfcc0b3820db146d8d3b5",
      "randomness": "0x328f29e0f9566e5df198fcf832cf149f086de990301c3930c104c8040ede9730"
    }
  ],
  "blockNumber": "7,412,048"
}

{
  "Sr25519": "0xa8c88c4fce92a8dd73422c1aabb2a45ef6806283545dd9d6f0bccc45555e6f0183166dfac6b8b67bde3ee09a02b7de1166e4965bc571a70f06595568236c8f82"
}