{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "127776",
    "entityType": "User",
    "nonce": "0x4eba0d93ba00f8e59b1146509ecbafc973fb006283752fec1c7187dc0222aef5",
    "signature": "0x1d4f85a25e89f0215a9a3320b0493f93c4b94b5067712110e1c2b46cc8e5174e5d9c2e5c26eb3ded8d6032c811127884705544a72ce626b4b3702df957db605a1b",
    "signer": "0x6818B889bFEAe14D2ADdaC4dBF0eAe75779d7Ac4",
    "userId": "341292657"
  }
}