{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "572104019",
    "entityType": "User",
    "nonce": "0x232304d63109421f9ea8bf2828d6b2386058d8bc7091961dc01c126d074ea09e",
    "signature": "0x7d12626d2370ba6b61b8070ed166540fb2dac7839e05c91782a3c8523e89e2335fbdb2aee8c0092ddb5c6ddeb5fef07029a42db694584662ac94a105208a33cd1b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}