{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "53066",
    "entityType": "User",
    "nonce": "0x3b402853c90956cb77d8e88ac40b70f612d8d23dfe1539861f6b51d79a3b87d3",
    "signature": "0xa46026bf3b0ecc62c466e6aef5b54f07142acd97db24347d9f90e2ef9d9cca0e0ac9a8020a60fd02cb769610010bbc5804e31318e8a2d810b218c2236e57d4b91c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}