{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "126786",
    "entityType": "User",
    "nonce": "0xce5ede44569720e5cace25048cf5ad5ae31ae5514239c1dd5682ad69fae955d9",
    "signature": "0x844b7a9b7caedc5a7d3a3c56c699fe96fd1eaab1f5610882250ed889a5d9f8c717eda20934d9c40fa7f3fb12711f35b142e65b942edbc3e4019cc63b768b2d321b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}