{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0xf5e7ebdf51d61ba76037394d23057abfeec6cbecfcb0ccbb3454d437ef491718",
    "signature": "0xa60842ba2c5f141028b501f09838471446b45b59ca2ab9ec2d21b04499d7ee637fa1888885b23a1ad7faebcff4e1ed9ef7fd8fb5298db174c2412ef0ecf066221c",
    "signer": "0xA3312C0b98998f02d722cB8f7A2C0c28C4370Ca5",
    "userId": "49582319"
  }
}