{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "207161",
    "entityType": "User",
    "nonce": "0xc9af7e63ebe24353d6cff4ec4e2fad2a678d577748bdbe63a68eca15bd2d760f",
    "signature": "0xa342ffa7880c32e20b1f410d2bee46d1dccd40c0561bd56e88439c5a1b4fcc702b9dfc510665bfb13c0f5b03fc77f163fa341775ebdcfae4eed9d5e55c322dea1b",
    "signer": "0xc97A6025Ad8c7Ba1a35Ef7E3A3b88ABc8b2013BF",
    "userId": "666092734"
  }
}