{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4ffa6145563b4d9891bf34432c0661085f8b522ea4b1fb9cc0cacfba11ac760e",
    "signature": "0x263306602cab7994ccad57bfe46ae629ae263ae7ff6851923d20318b101102a167fd66abab269ec41bcb6ca6d94efc6ad8f88c48ff8f4974f7cb1bf604e867161b",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}