{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "70839",
    "entityType": "User",
    "nonce": "0x91cce8ac3e8d2d35b29bdda83baeed78577dbe9a54aaeb90cc4e9600d2ccbf82",
    "signature": "0x957f44466cd973dc22e548429713d5687a736841bd43cd6a9c1fc9d60d47fbda35db7a1e721e2888cf7d6db347db8fc7559825665620937d75ccd8a07fac38611b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}