{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "8223",
    "entityType": "User",
    "nonce": "0xf80a9a40b269f189f9b5d01ee03763b14221cdb2c6545b92dc088d5c9972a870",
    "signature": "0x96bad6408e03f2a64072afdaac1915558eda74f8d6b10260e6d684343593e29c3be651fb7e68bf635dee6b12a67470de16b3836bc39c304f17761283cac7cd231b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}