{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1357848476",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd18f77ec7d17bf215a8e7b1e5522450af754c1ff82758a05be779d9bf64fbaa0",
    "signature": "0xd9cf70b159d73562ccf664821f37dc725df04f669da00625fff2fe0e661544b629857566a0ac4d85bc68aa2f869a1511f3c3dc3baff960fed6da3e3c06718d6e1b",
    "signer": "0x84B42609E987DD0953e02498E61987fB833B7C92",
    "userId": "887547386"
  }
}