{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53626",
    "entityType": "User",
    "nonce": "0xb49c07dac03c2506653d4ef87ed1b581a7f0aff07426e2d2e1c54ad42096ccc4",
    "signature": "0xfa112a81cdf71a15851da74dca31da46d5c9b2bb7c4c22066e3a615ab144fe75706e3083f333f64bc68a07fc9fc90944b142ef8ed422899caabd9b4703bc22ba1b",
    "signer": "0x98591a180A20DF036EB2C9D2c24B449E65939Df5",
    "userId": "338604526"
  }
}