{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1698835",
    "entityType": "User",
    "nonce": "0xde50b61cda75720c1b9d58f7074abe23520a7852df9c6ea9f28714e8abba831e",
    "signature": "0x94dad14c568a4514410e7e20a24ed0cf55679824ed100b0e14b54c6b3d790b355822c859ce232744c0b046ce035886c6287adbc369886911816b671917b30a701b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}