{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x65d527e6ef50f17d8f3e5eb8810bb77276ee1f78b3ae488496f5dc3de8ffbb5b",
    "signature": "0x8ae1720ad8df3f52d9be94acbe71fafc9d41793fba60db33fa0f87b94c55f0e733798c015fd129e396f29aaa1b9ef858addc265cd60681f74881a9864e8664391b",
    "signer": "0xb3FF4AF082FA2dD35BB0bb40ca0faa5f19dcb54d",
    "userId": "876823522"
  }
}