{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "155116",
    "entityType": "User",
    "nonce": "0x9696a7c9cae0d56af9b1806f91cb1544148dbcc27ef222f0c4fb55b2ea785f60",
    "signature": "0xaf4f6010b2eaf7fc52394a4a854d6f9e4bf048e982fee82a166ceb7cb395c3ae7fda2eb2c0a766b1e33f6c70da55da54d8e79c2252a729c836bdda698a61e4d51c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}