{
  "manageEntity": {
    "action": "Follow",
    "entityId": "623",
    "entityType": "User",
    "nonce": "0x66948363d028dc00667f5d615cabe40b2a458a3875f2ad97d3af2454efb4bc47",
    "signature": "0x74a9275611957902590058c5a879c4cf624fd03466bc8dd3c60a13b380d4f29f1186a0a7637ae8e951f8407834199f0028fb0801db1fc7a267299701ecf34b9f1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}