{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "32787",
    "entityType": "User",
    "nonce": "0xf4856e81f399849ae023b2ddac4454ab5cf4c780ba435ee9e8a853d71486dd81",
    "signature": "0x6281658a8f330b3871a818c94ca55fe79fd54d756aafc21a4efe04ec932883f6612ee092912276583e582a10b1fb33fa6fb501720206357db6ef6542b659ddd91c",
    "signer": "0x1366a1037C8F2E691bA2D0dF3a1176FbA4736510",
    "userId": "39692"
  }
}