{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1311587",
    "entityType": "User",
    "nonce": "0x063d58ec65e1a7b059fab510ca7c5ef8577ec3a25e796c1d3999312832171f40",
    "signature": "0xec9b812f6c4382f7c1469bb6f4c38cc54782758e5a9b09da0521ec13c936142f04ab9f92200b9503717f1cbcf1789755599eb6ecf1c7542f4da6524ec57efb7c1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}