{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "174072",
    "entityType": "User",
    "nonce": "0x59346dab7e3be5c9e39bfcb4d258136073a3f23aa9908ee2bedaa41b23cd263b",
    "signature": "0xc4ec14c8228d4323fd5b59205a7aa50a626eadf696421e70fdc5a9d4f3a59bad334acaaa03a7423e762385e3414c0f365164adbff54139d948747ca6ae3612e61b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}