{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2047015",
    "entityType": "User",
    "nonce": "0xecdbf9c740e8d40dd6f8a419e593e9273f9c04a177f41338f2274e1ea326e64d",
    "signature": "0xbeded740a99f3a71b54a426e7e9be021078c008b7bb530cefe54cf32b2d640d018e6e69c8d51de9c6cb0867a4d5e804a153384c03ad2086bbc08a57b0ba7054a1c",
    "signer": "0x9436FA87F6c8C3aa9e0F0fc7960566dEeB9e23d4",
    "userId": "390992303"
  }
}