{
  "manageEntity": {
    "action": "Follow",
    "entityId": "674724902",
    "entityType": "User",
    "nonce": "0xeace8d45a6d7f632894972e74cf8c33cad555bebacf6d695b3934b11ba0347fc",
    "signature": "0x384a32f916109439b5a1ade013fce20d6381ac8e37cc1d76cd71d25b104c7f877c393c0d37c569877411f0ca8604b66ed41b353bf83ff6baeac2c5c14278b8631c",
    "signer": "0x1758E4c19d51A4463499D3d835bB3c27fA36BF2F",
    "userId": "123788456"
  }
}