{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "790717795",
    "entityType": "User",
    "nonce": "0xb59845b8931e0e4cf2d8f6584f5963db67b1a67bcf0fd12d9a56af7ae57709ee",
    "signature": "0xa1fc61328e0c1bc7c7efc4d7905667bb4893303a7e48219c4b4773d7731433f41c9b1de43ba92cf546d56820ca564bde51f183c705c3d0eaeaaa65ffb2c6c4361c",
    "signer": "0xf8B02289D2776b4B0D5Cc87415be8F09D2212Bbb",
    "userId": "804650248"
  }
}