{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127490",
    "entityType": "User",
    "nonce": "0xb214428898690d778a3b20d5b595778c2d4495fc92ca551a381d57221e9dc10b",
    "signature": "0xcdfe67ed7b9116ad6e8cda89221233fee6b4f6ca0452e8a27ac4b5364e8832937e974308dece09c2a882247f8b5d23e6b782f14a6897490ad84a2635a13b303c1c",
    "signer": "0x81f60DEAd0cdA833Ad17fe7Ddd37b36E62630205",
    "userId": "132087202"
  }
}