{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "16062",
    "entityType": "User",
    "nonce": "0xdb7abf6f5801b96f711229b19be1b223d6449f4ceda66cdd020421d359921235",
    "signature": "0x263161e742101c76b48ca0b0f1ebee23ea4d2772c4826bc2bda46a3c9e4f0b4038171a7f4dc2d1e06771b1d3625d4eb7c7008332d5b5bde73e03456f57f6f9cb1c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}