{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x1307948728bbe71d381bbea842f7c097030dc852839a287d383b18fc8b6173cf",
    "signature": "0xf4b631b6bad5f067a42fef598361e38cf355b2eb227384782b00f361ec745c52418b1adc364b4c551a8d4800afb5485f0ac90da2fc134c2b32c1117d3a499bf21b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}