{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x9491d560344fdad503745ca43534fa4eaee991ffd3153debd3cd4ec28aae5a27",
    "signature": "0x4206d4c098afd3da869b2c05596b92994240a58c63673688604ec8d73669f3726c663c0698f8e84ba1f52ac800a6bf726c40d08b9bcd2a9d65c461bf2ca135891b",
    "signer": "0x80BaBdd7604de656E45b52EFA056548D7C078B36",
    "userId": "790313179"
  }
}