{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "113270",
    "entityType": "User",
    "nonce": "0xccd2c7f54a8b3582a06bd4483ae68253214f2c4e4de5bdcdf042f113aa6c4f7a",
    "signature": "0x5b13efac5e0b41750a018cc5bcc3cd0c3ec62911708b035ff9f710c9e5cb6d1f601f0eff04ae3083d99755acd62d9418f800f1fc7b8376287c37d39ba3a4b90d1c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}