{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xfe39d76d99f6ad8938d8b304cd8e8b1a2642f8f129c26acbc1459173af0c8520",
    "signature": "0x92504505dd08edc07d0612598aff9962cad19be1deb57a37b9eeecacb2936fd623b338b5776d61afc99b1d6fb6d8af861cef104e8b140fe08f128249378d249a1b",
    "signer": "0x76433fcfc10E04743aB4EB98660d4B47526AD243",
    "userId": "328228955"
  }
}