{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x2c683d222ae9720ada998b3ab243b3932e5bd23b2fabcd52eddace0a0e039ea6",
    "signature": "0x2ca27ff2ddd8863b8e9b9c392e40a4ef3f87a274b9035a292b39fc3cc0959fbf7664557bbb7d6636dd3718441243dc2d3f4e66d4d6d239cf6dc514a4c89c07311b",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}