{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2018276",
    "entityType": "User",
    "nonce": "0x1bfcacb5ddc51a0bc47489dbe6ca6f2cadcb4a5483000f969b2abe20d9f6a4c8",
    "signature": "0x07131b66e3988a721bff036271365d887cb908f01dc3118566fe9c8aa062791318ffb476585a1bbd1ae1ad5b43354ff250cafcec66f85e33213cb69cd7db6fed1c",
    "signer": "0x36d29AA5C780341f3b35bDE6c1411a7Abcf8794C",
    "userId": "571117272"
  }
}