{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "78384",
    "entityType": "User",
    "nonce": "0x93ccf4a285dcda3d8b4aff5e8234fbc8e4072f5b5780cfa752cec7016bf5db71",
    "signature": "0xf7261e737d6aa21f6808f29581c4cec5664975559e52b91c855eec910a85d1981b77cdcfaf06dc9c5d60f6f044da77c8cee19c9ac0a4a723bed2e6ef3f7f43091c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}