{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1463955",
    "entityType": "User",
    "nonce": "0xd27a9639dd81f3307c0ecb410fcb6bc393ee4738bb5773e07bb56854f2e269ee",
    "signature": "0x804f237aa7560e2ed68e8c604a676b3a827ed7aed14b3f7ea5a7fd23912f999c0eb30789b689c19d3b35f471597f30f3024bcefb7635a739a6fb075d11d8ecfe1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}