{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x2b2b06f3c5b2ca1600bfa647e58038612c9d6cd786ae0ab2321f6a7c4e102b40",
    "signature": "0x2b869eb3cbaac59c3346f37e35645b218de1a23fa815f528764434deb8bdcc2e61744559df0d6e5b9d23acf6b0526119ef72adcf1215ae40b360cb830ca8e8dd1c",
    "signer": "0xcE57ECc1276b3cfA893B7A9D2501831aDf34C99B",
    "userId": "634585883"
  }
}