{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33577",
    "entityType": "User",
    "nonce": "0xbc073afbf64cbb7eb6661966cb6ed4a9cac5d12af34b5c9d2d9ef8cd7e502a94",
    "signature": "0xe00ad51500b9023b63c46088b140accdc917de5030aee2e9420369b891143a0b13dd244cfe10a8b82afd9c3a9a56e9e750a408066834fbcfaedcdd4ba77af47f1c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}