{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "183245",
    "entityType": "User",
    "nonce": "0x2d07852d38b37170391a18aec040387c35b6e2da0e52da482f97f7313f705f68",
    "signature": "0x22ff397aedb2285222146f561872cb5e90905ef6b4d0388caaf10f0e6df205f3613520a8eb20fb9ead7dc3ce6badc3286943c2cacd0578192b150bc864ff71981b",
    "signer": "0x3CEbf9bfE1b24355cBC348701860d601E226Dfbb",
    "userId": "172240066"
  }
}