{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "52815",
    "entityType": "User",
    "nonce": "0x8f35aac4c8682a5320d3c8aeefc1ab11cd6e596e7a1b97865abf237c307c48d7",
    "signature": "0x668b4cebc59f5263167f153a52edf446039f8ba38187a590306f7da2a47c136c735c79c7b3b8514c298bf24dd453a2f501d2a748df42889203cfaab9d32228d41b",
    "signer": "0x58A3eb1b3C9EF9b2FA599C2B465EE50183253a33",
    "userId": "35164263"
  }
}