{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "11019",
    "entityType": "User",
    "nonce": "0xbdb74ab01bcd696e64982002c9c6d7721bdb82bc9306040f64a3624ca182f306",
    "signature": "0xa8affd62898ec12227908fdc61768dc326a15b14cc6d473a0e9200f7e65cee4d0b0100d1369b3fd416fdfaaa788693fb7fd88b476616664b2898d66f398091ff1b",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}