{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "281294",
    "entityType": "User",
    "nonce": "0xf92617e3590fd4fee50ef118985760806aac933924f16b4649c7bca0c3dd3013",
    "signature": "0xd9c296b8607ef886b6da3a1a5cb7ce197d70b698a1b0379db1cc8ced3b30d9e62b7bea5433f09dfcff10848047cf6119dd8f1958254064135171ba7ed0e186891c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}