{
  "manageEntity": {
    "action": "Repost",
    "entityId": "745830996",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123949b415182f6daf4eafcb04a0222c841dcb6b93b04e7bd8008fb20b15beaf",
    "signature": "0xa6f9f32707ef5f0802e26e1ffccdbffb3260fec4556be37df4952c7dc7a873b61ab359fead55aef5f813b5a166824a5b1d998c18e630442bf326820634a808a01c",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}