{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "318695",
    "entityType": "User",
    "nonce": "0xeb163481fb9df9fde21b7712f95a2f072cf0b253cc1aa85ddb45d5d82677c912",
    "signature": "0x14496d2c6802e97689acbfef111ebaba6bef210fb1816d17e58b036020975c27406dec092c2f65d91755f2f1a9090ed86d87f575452893ebefc145cb117ef70b1b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}