{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "979988194",
    "entityType": "User",
    "nonce": "0x6034226d5c197f959a839ca55f0105e9834fbd0aceb61489cea63925ebde1cd3",
    "signature": "0x7f6c5b7ecb3844d89822d194efcf1911f6411758aa1ab5d791c3b1892f9393ac75626ab71bcb48c1a50ab0940bc71c47d31872d5994bfc89617504b91636d20a1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}