{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "261090887",
    "entityType": "User",
    "nonce": "0x8086cf60973c58b75c345a5328b1a9c94148c8d6adae1e2047875360e6a09457",
    "signature": "0x9117f235545a26e11f92ea1ed91e5736ae63695814f1670187e6f68e97227de24c0107e231529adc0d6ba54d73c03e41c2bc484a4a4848fb8ba88ac99fcba9cb1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}