{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "129358",
    "entityType": "User",
    "nonce": "0x832a84e0b8ea9b66918b7989a082371e8bf1ceed463359bf3250955a4dd41198",
    "signature": "0x8d7c69ac4fc15d9b6261429d93a6888d0e0f69edc45a1af6e2086a9fd162940c19096e9f654b49e3691864f883840cacec27d372c39f4dd5e3485e761e6406db1c",
    "signer": "0xb3251e338E9c1c14772d278EF24EEc029771BbE7",
    "userId": "119910748"
  }
}