{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "988934176",
    "entityType": "User",
    "nonce": "0x71fecf61c8fc447a35b5be8bc2a67bf049b3adc1b1d240619d67cb92de230e56",
    "signature": "0xf07adc9bb9155806be301b2d66059075ca0dcfce3c063bf372bc750a6e82158b1a7ee6e432ef276df78eddf1f23b8cae9eba60a350e3197aaf611c29bb7a701d1b",
    "signer": "0xF6F9F433Ab5dDe3c96D63C2fFAa64b610599a410",
    "userId": "80682"
  }
}