{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176437051",
    "entityType": "User",
    "nonce": "0x2da9d450763d6280d5a7190bdb7b441ff140124a228de1952aa3c81bb6126b19",
    "signature": "0xf5a369fd48417dde24087148708aabb96fd28ff390a2ec34308dbced72c5c2b23d53a99d425fbc4cce6938bb9de89afdce8c6713f88a309c2995cd04578dd77d1b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}