{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "145897505",
    "entityType": "User",
    "nonce": "0xa1be565e4cf6996676808e81f07f86b66b574be5e800eb26a3c0b9805b22c7b3",
    "signature": "0x26b1763bf089570079cb1d90aaaf91520087b0b31355293a05fa738c29f6a8990a529e11aa497880b5a4bc8ed88e9fdd0e18e5d7c67e649f0c6a7a99d45b886a1b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}