{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "954705651",
    "entityType": "User",
    "nonce": "0x561a1da793ae437fe7f9b23f9e98330cf85bc7ace6b25c1ee560102e0ef787e7",
    "signature": "0x7fab25da2e763321b69922b0a558dd287e3725152b492324476a4be17d6800432c2a22217beb4a9a7b4143645042a2736cda3bd0dcaeecfa639fb3db615be71e1b",
    "signer": "0xfcc1ebd834F0a4e20443BB7a77c345084d78bd3A",
    "userId": "465161300"
  }
}