{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "571117272",
    "entityType": "User",
    "nonce": "0xfbd2a73b47e70a3ce4c307f187c180dddc9122e5fe19edf52fbcdf9110a6c133",
    "signature": "0x2aa0b378a832959b68d7f587fa7ae1eb1972cd7bf6d1dfe1841f41749a94d0a37c04bf89e52310591119fb855e867bdaa11cec90a486a59a65b7fca6e4cad0051b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}