{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "1104",
    "entityType": "User",
    "nonce": "0xa2f4a087f88572c28b69a4b761806471fe48376fec8a1be32ad2b5329ec0ed82",
    "signature": "0x0d86581fd4a23ff255dc0626c66d2fca192ac58c116b6211d1f1a04c8ee829b0481d8428b36819129ef6e2f687e8fe11451a592f2295b6f2dc9963e4c99990711b",
    "signer": "0xad12A53B30a86D04715B5663c5832Df6E2Cb9710",
    "userId": "980941"
  }
}