{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0xa8d9f600f4c96ab40c7ae0468a2f97ca0a2c18f190c579c576c642eeabab37b1",
    "signature": "0xa9854c68a1464314cdf6f6f460e0a7bdccc7ba3840b8b8b630abc3f34104aa5071d8398992da199f0034bf8af81fb1621f2aa6146c92f815baa12d262966403a1c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}