{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "75126",
    "entityType": "User",
    "nonce": "0x0a632e4e620b36b66e71e44699d348113720fdc391322f5800630d91b2291a32",
    "signature": "0x59b4bd96144691dd7ee3962e3369b76d168f1eccdce43aab12bb465a1396729f55bbaf641632171744a997e942793fa23d2c6a12a633e0a3d10e2a26af0ba89d1b",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}