{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x5bf2b561e8a778f767bcbaf9560377a727afce0bc4925c74475cf99072832d43",
    "signature": "0x5b5ca6df9178223c8cf7efc4349bfa7e0b82535bc3ec536dd5ebcd995cb2f85040a014f77082a3afc5c5233aa6accf9f019b22da0c87992329a8dc45005ca4d51b",
    "signer": "0xc8b59C26109BC380ABC47eBad3DF1FB7d6aBf13C",
    "userId": "37821039"
  }
}