{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "314016",
    "entityType": "User",
    "nonce": "0x376677a20fd5079409497f8105e8c57714148cfca31e09478f2f1e4f7315714e",
    "signature": "0x7043063f7465be763b2013d71f5663d9f0120383771455660f3d2fb185eb0615458e8231e83fc58b4ab5c4b4647a8d2a4fbba4c028e83fb411350ef153b97e1e1b",
    "signer": "0x2185bb35D2ac3cF4fe2151a42A1A5183F0e5F7a7",
    "userId": "540060228"
  }
}