Write Pulse

{
  "public": {
    "Sr25519": "0xe4cfd1cbf31f6bfac188943a61e8e4d47aad1c362d00cfb56c5c8b83406fd04c"
  },
  "pulses": [
    {
      "round": "25,578,903",
      "signature": "0xa6d66928f578890e63f996a74563c0e32d89ab93dd982edd923d752fe589aed183872e058605c3c6a67cfebec31fe2ae",
      "randomness": "0x1c3b875ce483b47e0607430c099c409627b91c471d64bdc9ff0dd9230241621a"
    }
  ],
  "blockNumber": "7,415,061"
}

{
  "Sr25519": "0xc669de70f70d6d233f3f4870653b445fb486a648f45627c03e725f38677bd14bb01b652b9339786ae9564f367e31c0a24daa72dcbb199248ee0075063541a582"
}