{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "786939",
    "entityType": "User",
    "nonce": "0x61ba60162ea796e67b78d7e5d43b6929f60b16360d6c31bd2d9938789edf740e",
    "signature": "0x5daca0ec4e3cd45262c4604aba9be332310ee19ce6f8894e332288aff4c7c3d217d081b958bf58ebc5acde91bd3a0b9d12fc5df8d151c5d57c6127faaa935fef1c",
    "signer": "0x2D566E1DaC6fc148a694abe846B32e39B6584aa5",
    "userId": "890889753"
  }
}