{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "247136116",
    "entityType": "User",
    "nonce": "0x5ed3d2d74b148c71fa0578ddedb578acadcb07044bd154d42167f918dc03665c",
    "signature": "0x7eb141b577de0cef0fa954e69692e5de2e48c5843ed13196a89afb63c0ae63684c71201dfbf85f2a858f9bba6a3629da3f91ef8522cb3520c75cf6d0a4de408a1b",
    "signer": "0x6eF66a6206A4589bEd5849d15Bc2746C2603b01f",
    "userId": "989336341"
  }
}