{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x503b496051d139c1eaea49dc3f0ee58c413ce6596029af433c0a2a58d6d89cc3",
    "signature": "0x18f7e42baaac2cd515e6de6932d821a37b7c01f45b6b8bddc7dca345b8d076cd22ebec1495dd315efc211120892d19b95f4ffe6b0f04217156d00cdd8b897e251c",
    "signer": "0xad12A53B30a86D04715B5663c5832Df6E2Cb9710",
    "userId": "980941"
  }
}