{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "77155",
    "entityType": "User",
    "nonce": "0x598b8e01e9ce3180cf06e6c1a7d6cfc5dca5cd2b84f0b108d9ffd19fe676eca2",
    "signature": "0xeea2bdd149270d3318623414577ba80de8fb9d374b43ce7551090bbe70194f2b71b0d37acddd59a7c201403c61f4035d98d6dd7dad1801d5d7c0ca9617353fcd1c",
    "signer": "0x6754A920da1003d0904BdFf228A6E217Cd12bF5E",
    "userId": "105562689"
  }
}