{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28155",
    "entityType": "User",
    "nonce": "0x403b98262dbad5147313122ef4be809798485462c2abbccddd5019aee086d762",
    "signature": "0x380853091065980df89f7976f1d720904c1b4879e4ba88fc04ae439a5dda87ac23878edbc796008b8a2cd82323bd331541ba0c52d6ed686755891f8637b5af731b",
    "signer": "0x8C7bee798c0AB93Df67Cd00879d67b02274644CF",
    "userId": "855403"
  }
}