{
  "manageEntity": {
    "action": "Follow",
    "entityId": "21640",
    "entityType": "User",
    "nonce": "0x788c7e31a09c357dcf6465c94b663f1da9bd102a164125e891feb2036e8f8d33",
    "signature": "0x68f3d82afac046be026bd9760fdfade88fbd306f2974a16b3c94f4f44739a4397d048c159cd5c583d705fcf2b272cf5b73d588eb46003741c7c4652750d198211b",
    "signer": "0xb8909c41963586dbBe3EbbAB4FC8F1f8E6970Ce2",
    "userId": "435332232"
  }
}