{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x07f51897e79b734090421ff78d715d9f1599debbf2cbd9da12d8c6813f703726",
    "signature": "0x645bac0b10e252c8b81194af7a403474b1173a90a21cd932dfbc7b13ed81c72a3b894e05f5d1483591204e0b203a123fc0ef3191053ac3acc1ac0623b2d734d21c",
    "signer": "0xAb74269b4Cd5892c97eACCAf5FCb7B0D78d50b35",
    "userId": "242893136"
  }
}