{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "862512182",
    "entityType": "User",
    "nonce": "0x306abb63df024560eae2588e2da09f9308a4584d99a78f1d1449e12d6c8b3cf8",
    "signature": "0x659303e9b65aa74f9a604939d22b1b4c317c25857acba59b13814efc39aede253335d66c3784f454d8222582a9be2c27bfeb9fb768f54b53afc088c0078b43e01b",
    "signer": "0x6B239e9B75f27b519de7Bad3a26a0b7d30e32D3f",
    "userId": "311257477"
  }
}