{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "86339",
    "entityType": "User",
    "nonce": "0x4f5150b1124eddbd09f024ff159443da997dca099517213995ed4e0dee2d1dcd",
    "signature": "0x1c5728ebb9a39d4e64eb342787b5f8630421021957a9c272b6729f73d0afe82510a1c0c14f4f4213993864c7b6411187449798ed58547ba8bf41415fbd88d3421c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}