{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x9d4847e501f9ef81b1ad49652a9d31b4a1d57e3e28c6fd9d41d3299bcb9c3a78",
    "signature": "0x248c25f2df9b7a30b4d35f558edb83ffec684a9a53a41641e9f7fdfa42b876a27231ee86f0b03039b99a04a33c0840f22b1f034fd9ffd0f48ccc1c22ec7742701c",
    "signer": "0x07cB076DaACCA202F3ffB2dF4A778b16AcEf28Ee",
    "userId": "998685050"
  }
}