{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33896318",
    "entityType": "User",
    "nonce": "0x0a3e0dfa53ceb522a2cbd53962cb59cf92485005b3c7e10bd9f0748f0cf1b98e",
    "signature": "0xcce974dbfc348f8927bea512bac4c8a200f4261b3318daa871c08fbeec47225113935165918166f0012e61c359d14370defc96e1c821aea9b2f632eb4e7cb7071b",
    "signer": "0x4fdc03E53311BF6b1B8728dd0Ae0630bF74176f1",
    "userId": "162770660"
  }
}