{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "322803",
    "entityType": "User",
    "nonce": "0x5261147ff00199374ca7b54ad41dc75d3dcaef01bbc7f6aafe3757ff437104cc",
    "signature": "0x05383881e73faab8c736cd345bf9d9ca0f9c4caede3ebc389f9d473e49cabb5e6b9e3cdf547e938616e25773f3f653bf2b925a70b9201606c2642e5e51c7ea941b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}