{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "831117417",
    "entityType": "User",
    "nonce": "0xc7630f93997a701d85d92d08f58129cfbc2591f5a877db5e5bef95ddb5c9b731",
    "signature": "0xfe08219804bac300c53f08f1c8fd8fcd828c32fdceae98fb868e402ebf6028d24572020fca9b02283fbd1714e18ede727ead1bc17c3639a586ea4e7bc71c5e881b",
    "signer": "0x22Fc85b6fce8CE12f05a05dF6894b4140b7e8bC7",
    "userId": "373394983"
  }
}