{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0x218180d6ce92b139bfd8bf24373cf8f1c3ebfbd93aae03bd5bfa4b16e344a41f",
    "signature": "0x1150629906ba7b469df7ac48f791657965b41ab1a18625d58b1a29413c076d3c394f3c0893678bb436a209cee0d3cac461a3a87ef789ad5c244d97c540fb0a351c",
    "signer": "0xFf2437389375Ba241D046fEb32cdfb9e1B3f4Cc3",
    "userId": "920962897"
  }
}