{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "101259894",
    "entityType": "User",
    "nonce": "0xe7256a40baa3e32f4217bf81af957c2e20680122d36c4a310ee087242a032f61",
    "signature": "0x9f99fc0797b03392bb219416a0e3e08f9611a05082b2ec930696515e8f1a11e27a5b9752381a0dacb06bb2bd11fb02d804de7796231e77459e45e9b9ceda01631b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}