{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x63df1273c9fbae547fa1d152402f129830d2f49fc070e1b795669bdd71ce95f1",
    "signature": "0x237527cce6c8d2c20eedac7907dc9ed3495e67692bb7eae6119e75b549ae2cbb38742c29a1ba49e107cd45d438356bf3b53ca9cc6cffe6a9225e4ee6e4a5a3401c",
    "signer": "0xe78f4db0d7A07c6560894af54fAac97902D8d04b",
    "userId": "406109114"
  }
}