{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "827803944",
    "entityType": "User",
    "nonce": "0x499d883fe88fcf8d905ac74e44eb4adcfb0728d7c3b23b6070c02cf2dbf3b2d5",
    "signature": "0xe2d16e34a65891b6e22f4310ec56acf3addff27e6aa05181af898fd5b3f154f666e49de167d6ed17641f71e519abf921a544069892625d143d762084c271a8891c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}