{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "28753",
    "entityType": "User",
    "nonce": "0xa3e8074521e4282fb5f2587191c6229ad66fc12be4225dc4bb9e79e84b8dcf05",
    "signature": "0x91e2f92af083ad345221a532f204cd144ee430dad8ed7e2caab797e82badc43a7a17bcdbd436c3120af717592227de207fd811364d330c721ece31a5330fe38b1c",
    "signer": "0x7eBAab495a64FAea1f04dc59ff804bf939da7B12",
    "userId": "709077025"
  }
}