{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77551267",
    "entityType": "User",
    "nonce": "0xafbf2239bd147e806d6d52ed77a6d26d781a0b0b95662a741758657a69080d33",
    "signature": "0x0fd94588ed9ec6be00d038b6f1bd78ea23107ba31e98b32cec7773ca777e375467f596a0dc02463522851a06637c5008b81fe5660d6c8f39001ddb25edef59821b",
    "signer": "0x04926d1129e9DF4622A2DBaC163ae6E1a60Bdf1A",
    "userId": "766107478"
  }
}