{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x119fa50d7aa2c6266ec3d209c8cd5631e95dcbee89add8f570bf2a4dded78cf2",
    "signature": "0x162f23434099019e00b7cb8cd51b4777ae227622ee4718d6a3e86a339b90291c7afd24a2eab5fe319a5f5d22c3333a66920cd4bec712cb89e7d9deaba762262c1b",
    "signer": "0x3ead5005602Eb50615C72e26cDaaa12DE9067067",
    "userId": "23826990"
  }
}