{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "73156",
    "entityType": "User",
    "nonce": "0xf13bfe2cee035a9008f52b41791a060a862761a9a1c9a80a2503d5b239d89048",
    "signature": "0x4388f7274b1d769fccb5a7d06b844924497670290480d1470580edcef5c4366c706dc6c2d722bff99089bc278f8abfae509ed3406afc279af7afd8937631e62e1b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}