{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xd20eaaabf511e9c2d29374decb0006868b867b381f684864ca93b89e8c7d5c44",
    "signature": "0x48edf0f570c18f7404907b4a8831fdca641e1b48deb362f94bba89e95c117a865cce74c74ff2fd8a565d55dd25c4fc77df0836996c395524f77605a4631bedd21b",
    "signer": "0xc11D28404f39623f2A0d9D9eC6D9E5e4C8e06fEb",
    "userId": "563998093"
  }
}