Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,578,965",
      "signature": "0x92d031472582ad03baa410fce294aa7ec1037de4817732c3e37addcf6563db51201b6ce36ca56307b751f12db3c6e22e",
      "randomness": "0x40058cd2782a13e465f66c68956e50c304d53082d9c9b4282262901caa4e3f2a"
    }
  ],
  "blockNumber": "7,415,077"
}

{
  "Sr25519": "0x04c1e244c6a2e9ef4fc08e91212ad7464eea16efd2747d4cbc190d1725c12514f977ce4032d0cdbd814c337b5c277125d0c3a7aba2c8a44a55848cd1eb4dbd87"
}