{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1470920",
    "entityType": "User",
    "nonce": "0xf49aff30d4cfef70cea736ab5c01d413b02982ce32dd53acb6da719a7be8f4c7",
    "signature": "0x3386ff76eac0c88f800aeb182c1a52c9ee45051c5b6a0685146c2d38490fac0f034c61c1915c087b9972111bca2a6dee218e8ebb9fdecdbe8d6f4474d6b159681c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}