{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "715863329",
    "entityType": "User",
    "nonce": "0xf7f642b834bf50335c3df316901f8f280f354787ab8dc9b73f75dae1e6dce830",
    "signature": "0x676e97c50818b71d1beded453f7066af43648582b325ab584c14d0b2c9aae9fb0c61d2f70a31a3ca26071740671f09979ab529be87341408c9544419832ee74e1b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}