{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "175961",
    "entityType": "User",
    "nonce": "0x23575244aa0d3a9a858f4e16ba5849d6c0365edde6356ab0283f9834ec397bb3",
    "signature": "0x306f55372161c4be8285c3b9ff18944e91d162d6abf78734a2ce31ae67069d5f2826d81f961d3ba14fed9de56cb0003de2c6033ef79c21c3005adf9d949ee3f41c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}