{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0xf29a2d40485db3471c7bb6daccd88f64cb54e372a39a14ea0c78a876ce41b468",
    "signature": "0x89b7e4eb6d3d30d15bd8dacc85f12a2b832547ae66638df08ef65931eb880b987422a14a560d02e4a096903a98e0c3b45b773eeaa03b5bcdb9de98bcd9fa04841c",
    "signer": "0x0fdbE0966d6f65E3DE225D16D06131c10d4F2b3e",
    "userId": "560630042"
  }
}