{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "229138",
    "entityType": "User",
    "nonce": "0xea3502abfca3a067bea9178e181b4273619777e75d82cbd28cbc7d2428fa6227",
    "signature": "0xec61c681878fec0398d6a39130d91fb03c78dead1b6e0106958161026564c1857fdca02f0c3a6d1433742556e1a9f62f5d52f7ace2c18a117233c84c7e8b25bf1b",
    "signer": "0x0E71C12c426F5C9206F778713f48B60477CA943b",
    "userId": "29088079"
  }
}