{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0xe909618f5e3f183c0e44bbf906f91d391da0629833c02d828fac277c00cc5891",
    "signature": "0xfda722a65117b1c60c6b4a0e7ae692c469914aac582d482ba0051d5841dcc42c0b254ac43201fdf30ef3c076e0f8877fee35195057fd1af107b2a78240ff3dc11c",
    "signer": "0x92328BFDeD38C9a9De6E253A0CF5CB46A3B28611",
    "userId": "831117417"
  }
}