{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5307724",
    "entityType": "User",
    "nonce": "0xc958be9b9c0ee0199822410a3aeb2b2572ca4c503e398cdfaebc012201eceea2",
    "signature": "0x738b927f87baa58af343cb17c18ac649e5184082076d190952144c9aafe38d890fa79617de47021dd4858077d4c75d0e9909eb1061eb5ccc65cf310aee42116a1c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}