{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1010239",
    "entityType": "User",
    "nonce": "0x741c5b067dc9978424fededb99972c98f188dd7d976f4443d458b5108354e85e",
    "signature": "0x319529bc51fa822d17fab8a4cf4ce161e626ab83ad3e4dbfa39ce55222fa2c0610b1276661ec43ed9529383dc983d10a91d4150f04770a9ea818fc4bf7bdf12f1b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}