{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x751982a6cd0be4fbb99c52f9dc0a53336d662faf468741d45c902f43f9b5f032",
    "signature": "0x13beeaac79f7b7ece3f2a7445a8a4852d708c4cb2c3d53c7df332f519f4be623421f460a86d821b745d825b1f90f2ba409e34b9448698318f07a5283bfc5039c1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}