{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "167557",
    "entityType": "User",
    "nonce": "0x14661e137e4e15649059ca815d8044221b183469b2426a04c1b0f00d9795cdc4",
    "signature": "0xf258a1b990d9edb6e6f0d51146be037c86e4489fb8e987bd4cb4416f53c5c3af78e7ac7e4aef77ae02c38ddfb79b68371cf74e7fb99e31242ec3038cd890e0741b",
    "signer": "0x6DFC9b2081230853d5F4203e1e3232ed22612526",
    "userId": "535575"
  }
}