{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "50672",
    "entityType": "User",
    "nonce": "0xc05f168d3fbbf9f6643e37f9023bf6006eee0327061ee039f67b4baa3607e48c",
    "signature": "0x6b9a6c95bbc49d915a36492df4bf6e003d2783aeddba9cd92ebd00cf4b13a3fe44d03432293b4a71c08a1d1347fd6a903c24f0bd5c049515d21e048677348b971c",
    "signer": "0xf20d1BDB5181d5b5Af341b24cd0CA18Cd5D3f264",
    "userId": "69147530"
  }
}