{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "205511",
    "entityType": "User",
    "nonce": "0xaae331b26a6056bde1fb24347dc65db1a0f11de7a7047feee21c6f55805dc8f4",
    "signature": "0x0d1109301957c3f950616e081db8406283d811d4da70fb0ea721deb32485239d2c65d0cd0426be098493bfc2b0856f08b518f1daa432c526db568b1f33ae96201c",
    "signer": "0x89c72DF8bec7Bf1F1Df74D3FcE9b55BD98be56B7",
    "userId": "973199908"
  }
}