{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "435579974",
    "entityType": "User",
    "nonce": "0x34473173a1168e2d7717d4522f198eba22aafdcb9ee762e35f060f2cc8303559",
    "signature": "0x7488d60fee2e5ea3c3090801f9c39b1626bcba1c31bddce57d8c3d682e52452141cd88bf884c203376132908f024acec5b9d4c78a86e03c808c4845d42627a561c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}