{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "4133",
    "entityType": "User",
    "nonce": "0x76c6208f4e9d55a8dbcae64b8f9f6ce02f29173ec9db4cb13a439d97bfdad654",
    "signature": "0x6fe0f049656a82a5bdb48b7d179ce95a0c08728cc50e99cdf1de1cf877e4371472ecd7437fad9ca5a54160f9027c8989f451d6e5fd62d376e453d8e9f73575681b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}