{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0xe247eb576c51d11ddc4fb7b0f1d32af35c30fe33035ce9f3237b86f46684037e",
    "signature": "0xc0618c2407eea08cc403ea5529032285558b29423de065eaa0478bb386b538384740ddf09ba238e483c873d2ef287788dcf8552f50bfc4dcb2d272c4c511732a1c",
    "signer": "0xb68FB6A5ae9015De46D9634e946c04517523Fa43",
    "userId": "134619804"
  }
}