{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2691",
    "entityType": "User",
    "nonce": "0x1682d49e9d978a020d62a38d3679e0d0f4d5b716746e58a7bfdc6698d066e399",
    "signature": "0x27f134da39378570b98504f702359b159f11018f67b08e81468286d42eab366e3daffb14ea3e3488e53a3f274ec42ce965c62ec91a02eb06eb6285845c50fd971b",
    "signer": "0x5aeCC1AFF37a5BA2FEE40cF4dd6357A86DE23D42",
    "userId": "950958674"
  }
}