{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77954",
    "entityType": "User",
    "nonce": "0x46e3d656827c9e5040cd6d8c31619b0a50525bb1481dddb973c1667a6e6bcf2e",
    "signature": "0x28886cf1f2e395f60bf93253e5552a2f92f048e07895a86b9453a771910979536c2ee2982c8033630fdaa42aa599e41191a4612959aa77e474442de9bad434601b",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}