{
  "manageEntity": {
    "action": "Follow",
    "entityId": "190321",
    "entityType": "User",
    "nonce": "0xd6b417b83446b9593e20f40ffb3534ad3b563b5ea02e0df57aa758949a2b8bc1",
    "signature": "0x9b59946364ee45712e9e523d4f4ad9fc826f0778fe389d9023880bec23e1148372a6febd01e45ca72688e584298012b42b028db61d4ba644c721dd3524f5ea041c",
    "signer": "0xa603e9487Ed7C3C62E8acb85f8f32acFf5d6349b",
    "userId": "278135553"
  }
}