{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "69982",
    "entityType": "User",
    "nonce": "0xfd2b8f8d8ac745e5c3474845e1b4058feedb14393d76754313eae52e3d00a701",
    "signature": "0x796e8ba18af30450a895f301aa697b28c6ffc5d77f846bd210039d9c3579c95b2330f3063731aa246dc6c09b7f21534eb816c9b234aa1ef5b1cf17a1e636fbab1c",
    "signer": "0xD24271e3B8CCFB603860EA392E94eD5AE2538703",
    "userId": "456716469"
  }
}