{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4760",
    "entityType": "User",
    "nonce": "0x6ede20b18863cf8f410ab7b772c540352268ffa46263b81360a74ca718809f92",
    "signature": "0xe57a7062a685ac0154aac1eac9b4f0ee2c5558dfe946473e72cd107f344af7273a52135fba6185a3f5565f6440e8a9e91123ec42458e1158e294beba00d05c151b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}