{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "94317",
    "entityType": "User",
    "nonce": "0x13f0fb28fb22c3573613ea64cc755af58e2fad4f8ff8b3e4695ab81c08558fea",
    "signature": "0x52a53ed797db46b3a698a15f73b82a16275d8ca341c455beac589f30749ebf581b0a7d35c13515ccc269de2c2d8d3d821640c18f2285b905ff923625f02c217d1b",
    "signer": "0x14ab7027c19a202dbEA7a9218aa291D424d901e9",
    "userId": "111579"
  }
}