{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "119478",
    "entityType": "User",
    "nonce": "0x9aa7c04b50c75fa202d26bc0d4a0df86171ea372f73b8a515e5fb63950e03b84",
    "signature": "0xa4b47114cadda882e3681093951175c4c51a666f016d1bc764b10b000f02c96d10bebcacf7d40ff1ced251ee40d5cdf5cc5a3e99c5981193bc44b93bcc7298ab1b",
    "signer": "0x2298E32DA0e7c080878c6C1eAB02B255510f0Db9",
    "userId": "570472437"
  }
}