{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "234982",
    "entityType": "User",
    "nonce": "0x1e83028000c306b11252e224876709afbf9dc670d6cd9a2233ee537acdc2c0d0",
    "signature": "0xfbc3d7c4af38185ad9cf0ca5394211dd30fcaa574dd8b7e0c564628fdc2996d4611800073b10e1ab9e2556dd7530c88a8dd47f42bb1ef1c539b3a568439436bd1b",
    "signer": "0x569a23a5D506E4404139fB7510738Ee5b80F5624",
    "userId": "280440301"
  }
}