{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127992",
    "entityType": "User",
    "nonce": "0x0c556ec463eb73a7e515746536e183580104393f4b0c88160bbd283fbaeb6d3d",
    "signature": "0x2324319d5a71f37ffc9267aa238413d69df7f6772bb30c3d66ebba95bbe71b2e3e273d73c7af9ad30ff49b90215d76df64331e580050f586402a01422c79b1091b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}