{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "36729",
    "entityType": "User",
    "nonce": "0xc0924f1f6331abd5205ec0f0e7c6fa186e21bcaa7278f2924c7f39138b76c8fa",
    "signature": "0x4b3e23c6445ff88d53942901152c3509148c0891fc0a0f4ad8e730f2f7d29ac0333234a928c5a2fc8f3c26ae4df509422c811f3f411d3eb02e81709fd419c9e01b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}