{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x9fbc23204871636d709994ccf1772119c2feb606e0315ddacb9bff9300559e1e",
    "signature": "0x057a36744e5438893c35daadc4f3d4b9b21dbcb2f3426de9b584ca8e490715235623da196a7dcf2a1b7fad90e5ce0a24fbcf044b64ca9a0f91244eb020c025761c",
    "signer": "0xC6B31Fb8dfcaC5630f010dD4fBaD97fdbE8F05eE",
    "userId": "722423963"
  }
}