{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "357010",
    "entityType": "User",
    "nonce": "0x614e0006d4665b0e041d3a6fca8a83ba81600710ee5c03be048791ff379d66f9",
    "signature": "0x42ed4fc56986d388fb9eaf06cb0cb968aa93bfbae507dfad89e1e32ee20a1d61128bd080935cec3b815e7c268c6ac7932a9f6f6513a39c64b72b0e97a27e2f8e1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}