{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "319048",
    "entityType": "User",
    "nonce": "0x35f0888ac96027da6a1be4dae54cc8e9d835362acc7768ecd46a4f83ea68a1ca",
    "signature": "0x0ac627a3d9c851c5dc30776f8bd5b6ffb0559fc7c286d430644ac45849add0071cf0b773358c7a57dc6f2c3f93cd36dc1f5e0e7cb12891d99ea2b054ff1ca1c11b",
    "signer": "0x59b6242FE7db035cd9545ca205b208b5fcf1CC4D",
    "userId": "806603339"
  }
}