{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "139031",
    "entityType": "User",
    "nonce": "0x4db39aa7104c30c24c5bc6c08cc7848f0733a9abce82e5c78e1ba9a94aa53d74",
    "signature": "0x6a188dd61541b4a122f4913dee5e878b0cf79c384bce3f475486d18b23326ca20dbc72b9e89131df72853cfd19198e75b97a9dabccd8f2aecc901cd4a7afa2e81b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}