{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xb9cc24d428e25170a9bc632e01ceb11e24e358b6cf1f0d1ad7976ab6c04db608",
    "signature": "0xa8bbfb50307baac795919219950eb0af34db884bc9197e18ddf86da1e95cc9934ece2f9748a32b4a77bfed972883068c17eca2613fc6f918b7eceb1036e762ec1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}