{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11674",
    "entityType": "User",
    "nonce": "0x13d5d6e1385c9f28c3ed6f16501fb5c3812c6117f62f80dd6cc034539cae85cd",
    "signature": "0x3a74623c983e68ebf64fc8c7a9a3fe2dffc4dab7ecb49ac64001981c42194fae3d2c7346cb461e63747cec01f5b1ddf697ac64c4d074dc5f18f499d1192922301c",
    "signer": "0xa2DaB1ebF6D10325b0948C994b592F7abB2Df44C",
    "userId": "728570067"
  }
}