{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "956002390",
    "entityType": "User",
    "nonce": "0xbbaf2486edb3aa185a9471e7c2641706260bc1a66bb971fa32a730d3689523b0",
    "signature": "0xd1db820c6f50da4a69c55064249a3f958ac0ef485018f57d6add22729e95f73b7cf7eab217a012737ff521e5600886851c85538c70ac72040e2cefbb0ea548fc1c",
    "signer": "0x98fC2b30E6e70e62dB2b5fAE7b0292DE3D4323Bf",
    "userId": "480962013"
  }
}