{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "29239",
    "entityType": "User",
    "nonce": "0x2a7bb406f99ee5fff4d9e84416ea386e6df4819bafecee3c5e140647cb090abc",
    "signature": "0xb74b1c6fbcbc9b943a5f78552bb98a522ef34dc39910e10a4c2051bf6e148ed60ef67142affec73f910d9063cb3e11d93b5efb9d0a397e66c23492ddfcfddcde1b",
    "signer": "0xf4932982eB30F083aAeE8850Fe5d411b7A5Df5a5",
    "userId": "746635137"
  }
}