{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0x95a79c42c93e8f5cab90c9707e3280856e6c9e747eea5366267f1638b2b36268",
    "signature": "0xf2645b8ad43a6a730322f6e8cafeb9956742cb7d95706263b0ccd1ca25175cee425b2750b4bf1da5a592f7851ca0773c059265c2814b96390d090b1c0c8e0d791b",
    "signer": "0x87db7DB210Bc673A8cd93811B666e7527f0Cc154",
    "userId": "711686853"
  }
}