{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0xa2f5e52f6838793d97f3c706e15bba0d60af783c3f661a29a60dde3776d10506",
    "signature": "0x5008ef699911e158d47faa1acf915aed1b803ffb47aa4344f61f339ca2fa8b0b032d3229c6cabc71352391b03fa4ce4f0e549eef281f04b3bd74efbcc59fef8e1b",
    "signer": "0x14FF2Ce3bf23AEeC9C140996251F6f85D8e99431",
    "userId": "53273933"
  }
}